joy and share the fun of scientific experimentation with friends and
Safety comes first. Be sure to follow each instruction carefully.
Most plastics are made in factories, but here's
one you can make at home.
Some wire, a couple of magnets, and a battery –
and you can build your own electric motor.
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
people have water softeners in their houses. What
is the purpose of a water softener? What does it
mean to have "hard" water?
much force does it take to crush an aluminum can?
Is there a way to crush a can using only air pressure?
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.
time you're at a picnic, look at the soda cooler:
some cans float, while others sink. Do this experiment
to understand why.
a "cartesian diver" inside a 1 or 2 liter
plastic bottle. This diver will sink or float on
are some home experiments from friends of Professor Shakhashiri.
a list of books that contain experiments that you can do at
is a list of books that contain experiments for teachers!
can order a DVD of the Holiday Lecture here.