Bendable Bones - Updated |
A classic investigation into the chemistry of bones. |
acid/base, Chemistry |
Science and the Haunted Pumpkin |
Use simple chemistry to enhance a ghost story for Halloween |
acid/base, Chemistry, indicator |
Making Turmeric Paper |
This spice makes a marvelous acid/base indicator! |
acid/base, Chemistry, indicator, chemical change |
Color Changing Flowers |
Use chemistry to change the colors in a bouquet of flowers. |
acid/base, Chemistry, indicator, chemical change |
How They Get the Sparks in a Sparkler |
Make some sparks of your own as you explore the science of fireworks. |
Chemistry, chemical change, combustion |
Orange Flash |
Can you make flames shoot out of an orange? Of course you can! |
Chemistry, combustion |
Ice and Soda |
Try this old trick for pouring soda with less foam. |
Chemistry, mixtures, surface tension, solutions, physical change |
Why Things Go Bang |
Why do fire crackers make such a loud sound? |
Chemistry, combustion |
Making Butter |
Make a tasty snack while learning about the science of butter. |
Chemistry, mixtures, polar/nonpolar, solutions, molecules, physical change |
Milk Bubbles |
Science can be as simple as blowing bubbles in your milk. |
Chemistry, mixtures, polar/nonpolar, surface tension, solutions, molecules |
Extra Oxygen |
A little extra oxygen can make a big difference in combustion! |
Chemistry, combustion |
Oxygen? No! |
It is amazing how many books get this one wrong! |
Chemistry, chemical change, combustion, physical change, reactions |
Silver Pictures |
A simple experiment to show how photographs work. |
Chemistry, chemical change, reactions |
Disappearing Water |
A simple science trick that is often used in magic shows |
Chemistry, mixtures, molecules, water |
About Microwaves |
Compare the way that a microwave oven heats water and other substances. |
Chemistry, polar/nonpolar, molecules, water |
Flame Color |
Why are candle flames yellow? |
Chemistry, indicator, chemical change, combustion |
Radioactive |
What does it mean when we say that something is radioactive? |
Chemistry, atoms |
The Cloud Chamber |
A cool way to see evidence of subatomic particles. |
Chemistry, atoms |
The Fire Diamond |
What does it take for something to burn? |
Chemistry, chemical change, combustion |
Balloon on a Stick |
Learn the science behind this classic demonstration. |
Chemistry, molecules |
Dry Ice |
Learn some fun tricks with dry ice as we explore the science of sublimation. |
Chemistry, physical change, water |
A Watched Pot |
Who would think that there could be so much science in a pot of boiling water? |
Chemistry, physical change, water |
A Boat Full of Holes |
Learn about surface tension with a boat made out of holes. |
Chemistry, polar/nonpolar, surface tension, molecules, water |
Egg States |
When is a change of state not really a change of state? |
Chemistry, mixtures, physical change |
Ice Cream Science |
Even in the desert, you can make a cold, tasty snack with some common items and a little science. |
Chemistry, mixtures, solutions, physical change |
Testing for Tannic Acid |
A fun but smelly test to find tannins in your food. |
Chemistry, indicator, chemical change, reactions |
The Hottest Part of the Flame? |
What is the hottest part of a flame? It may not be where you think it is. |
Chemistry, chemical change, combustion |
Hydrothermal Quartz |
How can hot water form such beautiful quartz crystals? It takes a lot of pressure! |
Chemistry, solutions, molecules, physical change, water |
Chromatography |
Can you tell which pen was used to write a message? Of course you can, if you know the science of chromatography. |
Chemistry, mixtures, molecules |
Wax and Wood, part 2 |
The answer to the challenge. Did you get it right? |
Chemistry, polar/nonpolar, surface tension, molecules, water |
Wax and Wood, part 1 |
We start by putting wood and wax into water, and watching them separate. The challenge is to get them to change places. |
Chemistry, polar/nonpolar, surface tension, molecules, water |
Wonderful Water |
Because it is so common, we forget how chemically bizarre water is. |
Chemistry, polar/nonpolar, surface tension, molecules, water |
Iron Cereal |
What do they put into breakfast cereal to give you your daily requirement of iron? |
Chemistry, mixtures |
Cola Color |
Why do cola drinks contain caramel color? |
Chemistry, mixtures, chemical change, combustion |
Taking a Marshmallow Apart |
Take a marshmallow apart to see what it is made of. |
chemical formula, Chemistry, chemical change, combustion, molecules |
Stale Bread |
Why does bread go stale so much faster than cake? |
Chemistry, molecules, water |
Scaring Pepper |
Learn about surface tension on water while playing a fun trick on your friends. |
Chemistry, surface tension, molecules, water |
Spoon on Your Nose |
Use science to stick a spoon to your nose. |
Chemistry, molecules |
Changing Colors, Part 2 |
A continuation of video 120. This time we will mix two clear liquids to form a white liquid. Then we mix that with the black l |
acid/base, Chemistry, indicator, mixtures, chemical change, solutions, reactions |
Changing Colors, Part 1 |
Can you mix two clear liquids to produce a black liquid? Of course you can! |
acid/base, Chemistry, indicator, mixtures, chemical change, solutions, molecules |
Fireworks Colors |
How do they get all the different colors in fireworks? |
Chemistry, indicator, chemical change, combustion, reactions |
Cabbage Indicator |
Make an easy indicator solution for identifying acids and bases. |
acid/base, Chemistry, indicator, chemical change |
Blowing Out a Candle |
It is amazing how much science is involved in the simple act of blowing out a candle. |
Chemistry, chemical change, combustion |
Relighting Candles |
Some fun science for your next birthday party. |
Chemistry, combustion |
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