Why not grow your very own stalactite, make baked ice-cream or even an underwater volcano? Have you ever wanted to create invisible ink? 101 Cool Science Experiments will show you how.
101 Cool science experiments will show you how to do things from everyday materials to astound and surprise your friends.
There are one hundred and one of the coolest experiments here for any budding genius.
Ages 7 - 14 up
$19.95Children can put their flying skills to the test with this chunky pad of brightly patterned spaceships. Each tear-out, patterned paper sheet can be folded, origami-style, into a flying spacecraft by following the step-by-step instructions included.
A pack of 50, double-sided, pocket-sized cards to help identify constellations, planets, meteors and other starry sights. Each card shows a feature of the night sky, one to a side, including a detailed picture and description, interesting facts, statistics and position in the night sky. An easy, convenient and informative companion for stargazing in the outdoors or through a telescope. With internet links to star maps and websites to find out more.
This thermometer allows you to see the temperature by watching the balls sink and float in a beautiful sealed glass cylinder, as their densities are such that they rise or fall as the temperature changes. You can hang this one up as a beautiful display piece.
Measures between 16°C and 32°C