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1 & 2

Messy Surface Tension | Part 2

Surface Tension

2 cups, penny, 2 big pans, salt, dishwashing detergent

0:30/13:31

Transcript

3

Stinging Pop

Chemistry

Can of soda, glass

6:32

Transcript

4 & 5

Speeding Spaceship| Part 2

Gravity

Cardboard box, saran wrap, 6 quarters, marbles, tape

0:37/11:25

Transcript

6 & 7

Is that noise or music?| Part 2

Sound

Balloon

0:24/6:49

Transcript

8 & 9

Homemade Compass| Part 2

Magnetism

Glass of water, saran wrap, sewing needle, magnet

0:18/8:21

Transcript

10 & 11

Elbow quarter featuring Hamms, the dog| Part 2

Inertia

Quarter

0:18/8:08

Transcript

12 & 13

Glass Harmonica| Part 2

Friction and Sound

Wine glass, water, vinegar

0:21/7:03

Transcript

14 & 15

Spear-it of Science| Part 2

Polymers

Zip-lock plastic bag, water, 5 shishkabob spears or pencils

0:22/8:18

Transcript

1 & 2

Glass Harmonica | Part 2

Friction & Sound

Wine glass, water, vinegar

0:21/7:03

Transcript

3 & 4

Spear-it of Science | Part 2

Polymers

Zip-lock plastic bag, water, 5 shishkabob spears or pencils

0:22/8:20

Transcript

5 & 6

Spinning Egg Puzzle | Part 2

Inertia

Raw egg, hard boiled egg

0:20/6:42

Transcript

7 & 8

Baking Soda-Vinegar Fire Extinguisher | Part 2

Chemistry

Water glass, baking soda, vinegar, candle, cardboard tube**

0:29/6:49

Transcript

9 & 10

Power of Air | Part 2

Air Pressure

Ruler, piece of paper

0:18/8:26

Transcript

11 & 12

Pinhole Projector | Part 2

Vision

Plastic cup, pushpin, wax paper, scissors, rubberband, lamp that gives off bright light

0:32/10:18

Transcript

13 & 14

Toothpick Surface Tension | Part 2

Surface Tension

2 bowls full of water, toothpicks, sugar, dishwashing liquid

0:24/8:20

Transcript

15 & 16

Measuring Oxygen in Air | Part 2

Chemistry

Candle, shallow bowl of water, large glass jar, some matches**

0:27/7:37

Transcript

17 & 18

Separating Pepper from Salt | Part 2

Static Electricity

Salt, pepper, bowl, pen, wool sweater

0:25/9:00

Transcript

1 & 2

Red Cabbage pH Indicator | Part 2

Acids & Bases

Cooked red cabbage, vinegar, lemon juice, baking soda, ammonia, tray

0:33/13:56

Transcript

3 & 4

Black Marker Chromatography | Part 2

Chromatography

2 bowls, paper towels or coffee filters, water, rubbing alcohol, felt pens (like Sharpie or Crayola-brand)

0:36/13:56

Transcript

5 & 6

Finding the Density | Part 2

Density

2 glasses of water, empty glass, salt, vinegar, 3 raw eggs

0:26/10:13

Transcript

7 & 8

Psychrometer | Part 2

Humidity

2 thermometers. paper towels, bowl of water

6:05

Transcript

9 & 10

Homemade Hearing Aid | Part 2

Sound

Large sheet of paper, some tape

7:27/0:14

Transcript

1 & 2

Great Ketchup Caper | Part 2

Acids & Bases

Old white rag, ketchup, scissors, baking soda, lemon juice, bleach, water, 4 small bowls

0:35/12:18

Transcript

3 & 4

Goofy Putty | Part 2

Polymers

Borax, white school glue, 1 teaspoon, water, 2 small bowls

0:38/11:04

Transcript

5 & 6

Right-side Down | Part 2

Vision

Piece of cardboard, sewing needle with rounded top, lamp

0:21/8:02

Transcript

7 & 8

Hydrogen Peroxide Volcano | Part 2

Humidity

Small jar, hydrogen peroxide, quick-rising yeast, tray, spoon, piece of paper, scissors, some tape

0:30/8:28

Transcript

9 & 10

Singing Bottles | Part 2

Sound

Glass bottles, water

0:24/6:53

Transcript

11 & 12

Lift Ice with a Toothpick | Part 2

Water Properties

1 ice cube, big bowl of water, salt, 1 toothpick**

0:22/7:33

Transcript

13 & 14

Hot & Cold Balloons | Part 2

Density

2 balloons, 2 bowls, really cold water, warm water

0:31/7:54

Transcript

15 & 16

Thaumotrope | Part 2

Vision

Cardboard, scissors, marker, pencil or pen, some tape

0:27/7:44

Transcript