Their description:
Product Description
Science has never been so easy - or so much fun! With The Everything Kids’ Science Experiments Book, all you need to do is gather a few household items and you can recreate dozens of mind-blowing, kid-tested science experiments. High school science teach Tom Robinson shows you how to expand your scientific horizons - from biology to chemistry to physics to outer space. You’ll discover answers to questions like:
Is it possible to blow up a balloon without a… More >>
Go & get it here - i can recommend it:
The Everything Kids’ Science Experiments Book: Boil Ice, Float Water, Measure Gravity-Challenge the World Around You!
I have not used them yet with my son because they are for his birthday, but I have great expectations for them.