Every $50 spent unlocks a free gift.
Study the secrets of salt! It can disappear, or make an egg float!
Peruse the properties of paper—what you discover may surprise you!
Explore the magic of milk! Use it to make colors dance, or turn it into stone!
Learn all about lemons... including concepts like buoyancy and oxidation!
Discover fascinating facts about the amazing egg! You can even make the shell disappear!
Celebrate a host of scientific properties by performing ten fun activities with a balloon.
