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Mr. Wizard's World

All Episodes 1983 - 1989
TV-G

  • Ended
  • #<Network:0x00007fc9948b4ec0>
  • 1983-10-01T19:00:00Z
  • 25m
  • 1d 8h 53m (76 episodes)
  • United States
  • English
  • Children
With the help of his young assistants, Mr. Wizard starts each episode with a demonstration that at first glance should be impossible, but is actually based firmly on basic scientific principles. Mr. Wizard's explanations are aimed at kids, but are in-depth enough to be educational and interesting for anyone. His experiments are usually kept simple enough for parents and kids to re-create at home.

76 episodes

Series Premiere

1983-10-01T19:00:00Z

1x01 Flash Paper, Solar Mirrors and more

Series Premiere

1x01 Flash Paper, Solar Mirrors and more

  • 1983-10-01T19:00:00Z30m

Flash Paper - Mr. Wizard crumples paper into a ball to simulate a shooting star. He explains that a real shooting star burns because of the friction of the atmosphere as stellar dust enters it. Mr. Wizard illustrates the concept of inertia by showing Christian a cup on top of which is a block of plastic supporting an orange. Using the handle of the broom, Mr. Wizard knocks the plastic out of the way so that the orange drops into the cup. Hero’s Voice - Scott is given a remote control to a robot. It enters the room and introduces itself. Nipple Expansion - Tanis is asked to guess how much gas is in a 12 oz. can of soda. Exercise For Cows: Well, cows jog along at two to four miles an hour on a special track developed by dairy scientists at Utah State University and the U.S. Agricultural Service.

Sugar & Acid - Tanis holds sugar in aluminum foil with lab tongs over flame at the stove. It turns black. Mr. Wizard explains sugar is made of carbon, hydrogen and oxygen. Ant Farmers: It’s obvious why this ant is called a leaf cutter. With its special jaws, it can quickly cut off a section of leaf the right size to carry away. Rolling Pin Code - Leila is confronted by a strip of paper with letters of the alphabet on it. It's a message with the letters rearranged. Equal Solids - Christian identifies small plastic geometric figures as a cylinder, cube, cone, sphere, a rectangular solid, and a pyramid. Hawaiian Volcano - When there is a violent eruption of a Hawaiian volcano, molten lava from deep within the earth spews forth with awesome power. Swallow Upside Down - Heather bites into an apple and is asked to take a breath and swallow at the same time.

In this episode, Mr. Wizard shows Homemade Volcano. Dropper Diver, How Many Stars, Heat Spiral, Heat From your Body, Paper Fold, Computer Plane and Walk Through Paper.

In this episode, Mr. Wizard shows Dry Ice Fog, Napkin Suction, Crawling Cell, Computer Graph, Starch Test, Lizard Autopsy, and Find Your Pulse.

In this episode, Mr. Wizard shows Hot Air Baloon, NYC to Tokyo, Whispering Tube, Hero's Hand, Robots in the Factory, Opitcal Illusion, I-Beams.

In this episode, Mr. Wizard shows Fire Writing, Paper Towel Tube, Fish Bombing Run, How a Bird Flies, Impossible Holes, Bleach Art, Woolly Aphids, Tricks with Gravity, Computer Explosions, and Home Made Fire Extinguishers.

In this episode, Mr. Wizard shows Fireproof Handkerchief, Flashed Sign, Fishing Bears, Balance Glass, Lye & Aluminum, Water Hyacinth, Taste & Smell, Flight Simulator, and Breaking a Slat.

In this episode, Mr. Wizard shows Homemade Hydrogen, Ice Cube Lift, What's This, Kitchen Geyser, Baloon Into Bottle, White Cells, Strong Salt, Curves of Constant Width, and Long Letters.

In this episode, Mr. Wizard shows Radio Controlled Plane, Square on Balloon, Armadillo Patient, Folden Paper Flips, Vectrex Drawing, Oldest Living Thing, Touch, Secret Inks, and Fireproof Money.

In this episode, Mr. Wizard shows Homemade Hot Air Balloon, Glue Powered Water Bugs, Apple Flower, Binary Numbers, Lung Capacity, Indestructable Container, Spoon Into Glass, and Suspended Book.

In this episode, Mr. Wizard shows Dancing Spaghetti, Centipedes, Dribble Glass, Paper Clip Join, Hibernation, Hero Counts, What Do You Hear, The Pitcher Plant, and Drop Balls & Card.

In this episode, Mr. Wizard shows Light Sculptures, Paper Plate Illusion, Bacteria Sticker, Flash Fill, Ice Cube Trick, Childhood of a Chimp, Computer Word Processing and the Pour Along String.

In this Episode, Mr. Wizard shows Giant Bubbles, Water Strider, Banana Surprise, Hero Follows, Snake Tracker, Uphill Funnel, Muscle Pairs, Wing Bee and Bottle Pick Up.

In this episode, Mr. Wizard shows Polarizing Filter, Phone Button Tones, Patient Simulator, Balancing Tricks, Seeing Steam, Spotter Pigeons, Lost Rectangle, Brain Scan, and Weight Test.

n this episode, Mr. Wizard shows Flour Explosion, Pendulum, Hidden Leaf Color, How Sirens Work, Mapping a Guitar, Blown Out Candle, Card Illusion, Aurora Borealis, Come Back Can and Crush Gallon Can.

1984-02-18T20:00:00Z

1x25 Radio Control Plane

1x25 Radio Control Plane

  • 1984-02-18T20:00:00Z30m

In this episode, Mr. Wizard shows Radio Controlled Plane, Square on Balloon, Armadillo Patient, Folden Paper Flips, Vectrex Drawing, Oldest Living Thing, Touch, Secret Inks, and Fireproof Money.

Ceiling Sprinkler, What Makes a Candle Burn, Bacteriophage, Stripper Deck, Atari Computer, Elk Project, How you See, Ruler Balance. Mr.Wizard shows Tanis a ceiling sprinkler set up on a stand. He points out the plug made of a special combination of metals that melt at a specific temperature. This one melts at 160º C.

Steel Wool Fireworks, Blow Card off Spool, Firefly Trickery, Chewing String Together, Fingerprint Find, Mt. St. Helens Erupts, Logo Program, Hydraulics. Leila is surprised to see steel wool burning. Mr. Wizard has arranged things to show her that oxidation, the combining of a material with oxygen, can take place even with things that normally you think won't burn.

Light on a String, Pin Piano, Moldy Orange, Word Processing, Tree Mower, Mobius Loop, Meteor Portrait, What Makes the Wind Blow, Drawing and Ellipse. Tanis is amazed to see the image of an elephant on a vibrating piece of string. Mr.Wizard explains that light is invisible. We see it only when it is reflected from an object.

FIBER OPTICS - A pin is attached to the end of a pencil which is held under water in a glass. UNFLIPPABLE PAPER - Mr.Wizard folds a piece of stiff paper to form a bridge and challenges Jason to blow under the paper and flip it over. EGG and SPERM - Scientists use the sea urchin to study the process of fertilization. LYCOPODIUM - Tanis to reach into an aquarium without getting her hand wet. EARTH and SUN - Jason looks at a diagram of the Sun and the Earth. KITCHEN CHROMATOGRAPHY - Leila is shown samples of paper chromatography. COLEUS LEAF - This is part of a plant and because it's so colorful, you might think it's a flower. But it's not. STEAM ENGINE - Mr. Wizard points out that they are going to make it into a steam engine using a tea kettle. SOLAR PROPELLER - Tanis places her hand over the small circle in the center of a solar propeller. CARD and BOTTLE - An experiment with Arlette relating to water/air pressure.

Speed of Sound, Selective Refraction Trick, How Many Stars, Glass Duet, Spelling Checker, After a Forest Fire, Window Oscillation, Asparagus, Finding a Tree's Height. Mr. Wizard measures the difference between hearing the sound of a starter pistol over the walkie-talkie and hearing it through the air.

Light Bulbs vs. Iron, Unusual Water, Electron Microscope, Logo Variables, Grasshopper's Eyes, Plaster Cast, Pour Air, River Otters, Blow Weight. Mr. Wizard and Stacey stand behind a row of 100-watt light bulbs numbered 1 to 14. They are going to find out how much electricity is used around the house when various appliances are plugged in.

Model Rocket, Glass Bending, Plastic Glass Phone, Giant Model Train, Tie Knot in Rope, Gelatin and Balloon, Dot Matrix Printer, Marble on Plate. MODEL ROCKET - Jason, who has launched many rockets with his father, shows Mr. Wizard the various parts of the rocket and how to launch one safely. GLASS BENDING - Mr.Wizard and Tanis discuss the unusual properties of glass.

Electrocuted Hot Dog, Household Levers, Fly's Feet, Magic Number, Oil Lamp, Chocolate Journey, Quartz Watch, Mass vs. Weight. Leila describes the various ways to cook a hot dog: boiling. fry, and baking in an oven. Mr. Wizard says they are going to electrocute one.

Polarizing Light. Jet Propelled Boat, Fat Mice, Underwater Safari, Bee Stinger, Rock Tumbler, Spider's Trap, Computer Shield, Mystery Mounds, Boil Water with Ice Cube. Mr. Wizard shows Leila how polarizing filters work with the passage of light.

Rainbow creation, Hard Boiled vs. Fresh Egg, What is This, Mothball Frost, Random Computer Numbers, Wildlife Center, Nutty Surprise Reaction, Weightless Clothespins, Plastic Water Bottle Fountain, and more. Heather comes upon Mr. Wizard sprinkling the lawn. He asks her to describe a rainbow. He notes that a rainbow is formed when there are tiny drops of moisture in the air, and you look at them with the sun behind you.

Hydrogen Air and Helium, What is This, Uses for Static Electricity, Ruler and TV Screen, Blast Engineering, Bone Strength, How Many Oceans, Straw Challenge. Jason stands behind three balloons, two floating upward and one hanging downward from a bar. One balloon is filled with helium, the next, hydrogen and the third, a combina­tion of air and carbon dioxide.

Liquid Nitrogen, Sweater Reversing, What is This, Robot Sensor, Firefighter's School, Singing Glasses, Potato Float. Christian dips a carnation into a bowl of liquid nitrogen, pulls it out, and hits it against the table. The flower shatters into many tiny pieces as if it were made of glass.

Static Electricity, Lifting Cups, Parrots of Puerto Rico, A Lesson in Gravity, Pulleys, Hypo Crystals, Glue from Milk, Home Made Record Player. Mr. Wizard shows Nicola some fun tricks with the Van de Graaff generator. LIFTING CUPS - Mr.Wizard challenges Leila to pick up two plastic drinking glasses with a balloon. She thinks it's impossible.

Roller Coaster Popcorn, Schlieren Photo, Pond Safari, Range Fires, Computer Voice, Deadliest Mushroom, Arms in Doorway, Two Bottle Quiz, Conductors. At an amusement park, Mr. Wizard has made arrangements for Christian to ride on a roller coaster that loops upside down. Mr. Wizard has given Christian a container of popcorn.

Hero's Engines, Potato Printmaking, Lions, Scissors and String Puzzle, Gum Drop Joints, Orion, Computer Illustration, Hot/Cold Hands. Mr. Wizard describes the Greek philosopher, Hero, who invented an engine. A model of it is a flask with two glass tubes coming from opposite sides. It's hanging by a string from a lab stand.

Pepper's Ghost - Explains how one can use angles between light and glass to create the illusion of one image transforming into another with pepper's ghost. Free Fall Water - Demonstrates free fall with water remaining in a bucket with holes. Creek Transplant - The thought, hard work, and care that went into rerouting a river in Colorado. Hidden Order Card Trick - Shows how to organize a deck of cards so that a desired card is revealed after drawing and replacing a card for each letter spelling that card out. Oscilloscope Alarm - Explains with an oscilloscope and sound generator how high-frequency (inaudible) sound waves can make burglar alarms. Vapor Trail - Describes how condensation from the disturbance of atmosphere by an airplane can form clouds behind it. Balloon Pressure - Demonstrates how the elasticity of a balloon with less air may counter-intuitively force air into a balloon with more after creating a barometer with fluid, valves, and balloons.

Ash Minerals, Mold, Oscilloscope Timer, Sugar Crystals, What is This, Spool Roll, Underwater Park, Radiometer Challenge. ASH MINERALS - Michael holds a piece of newspaper with tongs over a candle. After the paper has burned, Mr. Wizard explains what is left behind are the minerals. MOLD - This invasion can start from one tiny spore, so small it's invisible.

G-Forces Ocean Motion, Large Washer thru Small Hole, Plants that Eat Animals, Floating Cork, Avalanche, Speaking Computer, Star Trails, CO2 Extinguisher. At an amusement park Stacey and Mr. Wizard discuss how she feels while on a ride that is, in effect, a giant swing. Mr. Wizard explains G-forces as it relates to airplane pilots in dives. He explains G-Force & Ocean Motion.

Ultrasonic Cleaner, Manhole Covers, Jar over Candle, Bicycle Gears, Support and Balance, Harvesting Oysters, Balloon into a Bottle. ULTRASONIC CLEANER - Mr. Wizard and Christian discuss supersonics and ultrasonics. Several demonstrations ensue. MANHOLE COVERS - You've seen manhole covers on the street many times.

Potato Battery, Connect the Dots Puzzle, Hurricanes, Flight Simulator, Water Drop Microscope, Radar Gun. AJ notes that a quartz clock is not working because there is no battery. Mr.Wizard shows AJ how to create an electrical current using copper & zinc electrodes, wires, salt, bleach, and a potato.

Delicate Balance, Potato Pop Gun, The Zebra, Density Float, Missing Piece of Cake, Opposite Threads, Colored Flames in Fireworks. Mr. Wizard shows Stacey how delicate a balance is by waving his hand over it. The balance registers the force of the moving air. They study several sensitive weight measurements.

Sound on a Light Beam, Optical Illusion, Wired Hockey Players, Balloon and Marshmallow in Vacuum, Merry-Go-Round Water Drain, Hole in Bottle, Diamond Find, Aluminum Foil Cleans Silver. Mr. Wizard tells Stacey she is going to send sound over a light beam! He shows her a record player with sound coming from the speaker. The sound is recorded on the grooves.

Mousetrap Chain Reaction, Asparagus, Magnify, Optical Range Finder, Pin Into Balloon, Fostering Parents for Birds, Air and Water Streams. Mr. Wizard has prepared a large transparent box that contains 96 mousetraps which are set and ready to spring closed. There are two ping-pong balls on each trap.

Ultra Violet Light, Bottle-Balloon Steam, What's This, Washer Pick Up from Glass, Homemade Motor, River Modeling, Mirror Signal. Mr. Wizard and Darren look at a rock under normal light and under ultraviolet light from a special lamp. They discuss the word ultraviolet. Darren describes ultra as very Violet and violet sort of like purple

Paper Movie Machines, Dolphin Language, Heat Expansion, Rope on Wrist, Petrified Forest, Paper Tear, Killdeer Act, Mobile Challenge. Bibi watches Mr. Wizard swing a light in a circle to produce a streak of light. He explains that the so-called persistence of vision is the reason motion pictures create the illusion of movement.

Steam Breaks Container, Navel Oranges, Fresnel Lens, Balloon Rocket, How Many North Poles, Computer Trivia, Sea Turtles, Ultraviolet Light Detection. Christian explains how pressure is built up inside a pressure cooker. Mr. Wizard blows up a balloon by placing it on top and they watch it expand as steam flows into it.

Potassium Nitrate, Wood Into Paper, Snow Melt, Telescopes, Surface Tension Tricks, Hospital for Statues. He holds up a jar of white powder and asks her to identify the elements listed on the label: carbon, oxygen, and hydrogen. He identifies the powder as table sugar and places a teaspoon of it onto the lid of a jar.

Smoke Rings, To Dig a Mine, Hot vs. Cold Water Bottles, Three Pile Card Trick, Computer Reaction Timer, Alligator, Volume Challenges. SMOKE RINGS: As a few drops of milk sink in a glass of water, Chris sees rings which Mr. Wizard identifies as vortex rings. TO DIG A MINE: Deep inside that Colorado mountain, there’s a large supply of valuable ore.

Fun With Sparks, Cockroach, Burping Bottle, Crystal Garden, Monitor Expedition, Why do Balls Curve, Face Mask, Mirror Micro Meter. Christian is watching long sparks jump between the points of two ice picks. Mr. Wizard explains that they are going to investigate high-voltage electricity that has enough pressure to jump through the air.

IRON CLAD MAGNET: Ashley uses an electromagnet Mr. Wizard has made. They connect a battery and Ashley picks up a pile of paper clips with the electromagnet. CATENARY ARCH: Maria places blocks together on a board to form an arch on its side. SCIENTIFIC NOISE: Mr. Wizard briefly explains to Nicola that an oscilloscope is a device to make waves visible. RUBBER BAND CODE: Bibi examines a rubber band with black marks on it that are a secret message. Mr. Wizard stretches it to expand the marks into letters. She reads a secret message on the rubber band. MONO LAKE: A big, blue lake in the dry desert of eastern California. Despite its high salt content (saltier than the ocean), Mono Lake has supported abundant wildlife for thousands of years. TORSION BALANCE: Mr. Wizard and Leila look at a metal strip suspended horizontally with two C-clamps attached to the end. STEAM ENGINE RUNS WITH C02: Mr. Wizard shows Ashley the various parts of a steam engine.

Solar Cookers, Kitchen Helix, Siphons, Tornado, Computer Metrics Madness, Pendulum Coupled, Tomato - Fruit or Vegetable, Cabbage Indicator. SOLAR COOKERS: Christian is going to use the heat of the sun to cook food for breakfast. KITCHEN HELIX: You're looking up inside a kitchen helix, a spiral-like, curved line that forms circles of increasing size around a center. What is this?

TALKING HEAD ILLUSIONS: Jackie walks into the room and is greeted by Christian whose head appears to be on a platter. MOSQUITO ON SKIN: Do mosquitoes prefer to bite some people over others? WATER INTO UPSIDE DOWN GLASS: Darren fills a kitchen syringe with water from an aquarium. OSCILLOSCOPE - RADIO WAVES: Mr. Wizard shows Leila an oscilloscope. She defines oscillate: to move back and forth and scope. CUBES - OPEN UP QUIZ: Mr. Wizard shows Laurie several forms that she has to determine if they will fold up into cubes. COOKIES: The physical and chemical changes that occur when cookies are heated are discussed. DOWEL THROUGH BLOCK: Mr. Wizard and Christian discuss the role of inertia with the ways to put a new head on a hammer. BLACK BEARS OF MAINE: A black bear cub found abandoned and reported to the Inland Fisheries Wildlife Department of the State of Maine. METAL DETECTOR: Mr. Wizard explains to Darren that the battery in a metal detector can be adjusted to balance two coils.

Fun with Lasers, Archaeological Dig, and more. Darren dissolves some starch in a glass of water and adds iodine + 2 other ingredients. There is a change and a chemical reaction - see what happens!

Moon Rocks, Manatees, and more. Ashley examines a black bottle with a black balloon on top and a white bottle with a white balloon on the top. The black balloon is inflated. Mr. Wizard explains what happens.

Air/Water Bottle Rocket, Solitaire, and more. Mr. Wizard explains to Daniel how the water/air bottle rocket is released. They then pump in air, release it, and note how high it goes. In this episode, Mr. Wizard shows Air/Water Bottle Rocket, Spiral Reverse, Collapse Soda Can, Model of Steam Engine, Logic Solitaire, Quick Quiz, Blow Top off Pill Bottle, Missing Square and PH Indicator and Challenge.

Earth's Circumference, Lightning, and more. Mr. Wizard does a demonstration with Giselle using a large, round wooden tabletop and they note the measurements of the shadows cast by lengths of straws on the perimeter of the circle.

CO2 Cave Glass. Mr. Wizard is going to explain how a cloud is formed and Loral has to decide whether the explanation is correct. BOILING RACE: Equal amounts of water are poured into two glass saucepans.

Northern Lights, Gas Pressure, and more. Shan is going on a safari in a freshwater pond and Mr. Wizard shows her a supply of tools she is going to use to gather and inspect her catches. In this episode, Mr. Wizard shows Microscopic Safari Part 1 and 2, Gas Pressure and Temperature, White-Tailed Deet, Cantilevered Books, Collapsed Soda Bottle, Longer than Tall, Northern Lights, and Coordinated Systems.

Black Bears of NC, Rainbow Shelter, and more. Shan knows that the primary colors in pigments are red, blue, and yellow and in light they are red, blue, and green. Mr. Wizard does a demonstration with light. In this episode, Mr. Wizard shows Colored Shadows, Corn Starch Slap, Rainbow Shelter, Periodic Motions, Paper Flower Opens, Breathing Measurements, Coin on Hoops into Bottles, Black Bears of NC, and Sun Water Purifier.

Flame Test, Running Backwards, and more. Maria believes her eyes are more sensitive to light than her ears are sensitive to sounds because she can see many different colors. In this episode, Mr. Wizard shows Eyes vs. Ears, Northern Lights, Egg Osmosis, Propeller Cart, Egg Osmosis Part 2, Flame Test, T-Puzzle, Running Backward, Finger Snap Identification, and Paper Cup Challenge.

Einstein Illusion, Magnetic Fields, and more. Mr. Wizard uses a microscope as a tool for magnification and challenges Tyler. Mr. Wizard zooms the lens so that 2.5 mm is visible on the screen and Tyler calculates the magnification.

Floating Candle, Lake Superior, and more. Mr. Wizard explains what a million is and shows Michael a box of 252 sugar cubes. He then uses a mathematical direction to calculate how high a stack of that many boxes it would take to make a million.

Radioactivity, Salt vs. Sugar, and more. Damon assumes that the bottle Mr. Wizard is shaking is not plain water because he can see bubbles of gas in it. When they remove the cap, the liquid bubbles out onto the counter.

Dinosaur Bones, Fruit Fly Center, and more. Mr. Wizard is swinging something at the end of a long rope. In this episode, Mr. Wizard shows the Doppler Effect, Carpet Puzzle, Blow Torch Jet, Fruit Fly Center, Ruler Roarer, Testing for Glucose, Clean Up Oil with Elastol, Piano Stool Spin, What's This, and Dinosaur Bones.

Moon Phase, Water Pressure, and more. With a tabletop planetarium Mr. Wizard and Shan revue the motions of the Earth and Moon as they revolve around the Sun. In this episode, Mr. Wizard shows Moon Phase, Water Pressure, Blue Grouse, Buttons on a String Puzzle, Stomach Acid Color Changes, Garden Hose Mystery, Hovercraft, Washer on String Off Finger, and Estimating Balls.

Toss Ball on Bike, Earth Speed, Ginko Tree, Organism Clean Up Pollution, Water Pressure, and more. Mr. Wizard explains how to Toss Ball on Bike, Ginko Tree, Glass Pane Copier, Earth Speed, Height of Tower, Organism Clean up Pollution, Water Pressure Puzzle, One Half Puzzle, and Temperature Around the House.

Mr. Wizard explains Pond Animals (Explores micro pond life through a microscope with Tarek. Flatworms swimming in a small tank are projected onto a TV screen by Mr. Wizard’s microscope setup), Iron In Cereal, Balloon in Bottle Trick, Nut Light, Stalactites, Light in Microwave, Paper Tube Kazoo, and Steam Burns Paper.

Erin reads the temperature in the room from a wall thermometer: 23° Celsius. Mr. Wizard says she is going to use that temperature to find the lowest possible temperature in the universe. Mr. Wizard explains Absolute Zero, Campfire Chemistry, Milk Colors, Tower of Salt, Copperplating, and Electrocuted Pickle.

Damon has brought his dog to the den and Mr. Wizard describes the positive reinforcement system for training animals developed by B.F. Skinner. Mr. Wizard explains Dog Training, Super Ball, Cell or Battery, Lock & Key, Tagging Ants, Sugar Test, Orange Precipitate, Minipigs, Rattlesnake Navigation, and Liquid Color Change.

Mr. Wizard asks Sarah to define a chair. She says it is something to sit on. Mr. Wizard mentions a bed, sofa, and stool all of which Sarah says are not chairs for one reason or another. Mr. Wizard explains the Meaning of Words, Mechanical Heat, Microwave Plant Drier, Foucault Pendulum, Songbird Study, Dry Ice Color Change, and Balloon Blast.

Christina enters and asks why she was to have her hair pinned back and her sleeves rolled up. Mr. Wizard explains they are going to be investigating fire and hair and sleeves should be safely out of the way. Mr. Wizard explains Fire Triangle, Buzzing Button, Monkey Helper, Logic Switches, One Perfect Kilogram, Animal Models, Microscopic Organism and Making Nylon Thread.

Through a series of graphic demonstrations, Mr. Wizard and Shan define what a dot means, whether in musical notation, typographic setting or in mathematics a dot is based on its surroundings. Mr. Wizard explains the Meaning of a Dot, Singing Rod, Mars Ball, Shaking Color, Light Activated Weed Killer, Bright Spot Tester, Taking Water Apart, Red Wolf, and Foaming Color Changes.

A line has been drawn down the center of a mirror. Clara is to her keep nose on the line while moving a leg to one side. When she does, her nose moves off the line on the mirror. Mr. Wizard explains, Human Center of Gravity, Growing Vegetables, Salt Shaker Balance Trick, Investigating Arson, Thermostat, Microscopic Spirogyra, Eagles and Power Lines, and Moire Patterns.

Andrew on his bicycle meets Mr. Wizard who has him mark a section on the front wheel with a piece of tape. Andrew turns the wheel until the marked section is on the ground. Mr. Wizard explains Wheel Travel Part 1&2, Torque Rod, Balance, Hinged Stick & Ball, Tie a Bone Into a Knot, Orange Juice Canon, Circumference Puzzle, Coloring Carnations, Ice Age, and Sodium Metal

On a large board are categories of animals with some of their major characteristics listed, but with the pictures of the animals covered. The two main groups are Backbone and No Backbone. Mr. Wizard explains Animal Classification, Dipping Birds, Blue Duikers, Inside a Bathroom Scale, Rising Liquid Puzzle, Forks into Church Bells, Alligator Courtship, and Ice Bomb.

Mr. Wizard explains to Shan how the principle of siphoning works by using measured beakers of liquid connected by a curved tube. Paper Airplanes, Marshmallow Burn, Microscope Hydra, and more.

Kellie briefly describes objects on the counter that they are going to examine under the microscope: plastic ruler, fingerprint, feather, some mud, and a flea. Magnifying 25X, Pretzels, Electricity, Straw through Potato, Inertia, and more.

Sarah is not sure of the meaning of the word density, but has referred to someone as dense meaning thick-headed. Mr. Wizard shows Density Gradient, Microscopic Vorticella, Paper Plate Tops, Sound of Thirsty Plants, Greenhouse Effect, Fractal Geometry, Slime & Disappearing Cup, Shark Movement, and Vacuum Fountain.

Tarek comments on how big the flower on the television screen is compared to its actual size. Mr. Wizard quickly traces the path from the actual flower, through the lens and TV camera to the TV screen. Mr. Wizard explains - Microscopic Images, Storage Battery, Indoor Orchard, Dough Sculpting, Turkey Dinners, How Fast is a Cockroach, The Length of a Snorkel, and Aladdin's Lamp.

Mr. Wizard tells Lorilee that people lost in the wilderness have a tendency to walk in a circle. They are going to find out if it’s true. He blindfolds her and asks her to walk to a marked tree. Mr. Wizard explains - Walking in Circles, Steel Wool Test, Engineering Exam, A Fan in Slow Motion, 3D Magnet, Tree Branch Cover Part 1, Supermarket Batteries, Medicine You Wear, Leeches, and Hydrogen Reaction

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