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Use an
indicator made from red cabbage juice to determine whether household
products are acids or bases.
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Most plastics are made in factories, but here's one you
can make at home.
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Use a heavier than air gas to suspend soap bubbles. This
will allow you to more closely examine the unique properties of bubbles .
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Ever
played with a Lightstick? In this activity you
examine the chemiluminescent reaction that
makes a Lightstick glow in the dark.
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Use
ordinary clear soda to make raisins dance. Learn what's in soda that gives
it fizz, and what causes things that are heavier than water to float.
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Will a bowling ball sink or float in water? The answer seems
obvious, but this experiment will show otherwise.
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Use
common liquids you can find around your house to make a density column
and a rainbow in a glass.
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Clean
the tarnish off of silverware. You don't need expensive cleaners, just
this experiment.
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Some wire, a couple of magnets, and a battery – and you
can build your own electric motor.
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The power of wind is harnessed in this experiment. Suspend a
balloon in air without using your hands!
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In this activity you will examine the behavior of rubber as
it is affected by heat, a form of energy.
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What
makes certain materials "glow" under a black light? This
experiment will tell you why.
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The color of many candies come from dyes. This experiment
will separate some of those dyes out using a process called
chromatography.
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With
just a few household chemicals you can turn a glass of colored liquid
into a froth that overflows its container.
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What is the easiest way to pop a balloon? With a needle of
course. Is there a way to put a needle into a balloon without popping it?
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A fire can weaken
the rubber in a balloon and cause it to burst. In this experiment you
will find out how you can hold a balloon directly in a flame without
breaking it.
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Many people have
water softeners in their houses. What is the purpose of a water softener?
What does it mean to have "hard" water?
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How much force does
it take to crush an aluminum can? Is there a way to crush a can using
only air pressure?
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Have you ever turned
a liquid into a solid just by tapping on it? In this experiment you will
make a liquid that behaves in a very unpredictable way.
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Next time you're at
a picnic, look at the soda cooler: some cans float, while others sink. Do
this experiment to understand why.
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Why does the sky look red during sunrises and sunsets? We
can learn why during this experiment.
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Create a "cartesian diver" inside a 1 or 2
liter plastic bottle. This diver will sink or float on
command!
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Static electricity can be a problem whenever the humidity is
low. In this experiment you will use static electricity to
"bend" water.
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Even though the egg is bigger than the opening of the
bottle, you can get the egg to go into the
bottle without touching it.
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Build your own apparatus to test the electrical conductivity
of solutions!
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