Write Secret messages and maker your volcano erupt using chemical reactions. Find out what Chemistry, density, surface tension, ph and acid and bases are. 25 Experiments. 36-page coloured book providing detailed instructions and scientific information. Science4you ́s vision is to improve educational standards in society by developing toys and games allowing children to learn while playing, in a simple and intuitive way.

Age : Ideal for 8 years and above

Brand: Science4You