Chemistry set with 150 experiments

Description

150 chemistry experiments chemical-free and therefore safe! Perform science experiments and fun only with common products such as salt, vinegar, flour ... How to make slime? What is acid rain? Why are they chemical reactions produce heat? How to make invisible ink? Illustrated instructions 158 color pages. Age: 10+ Dimensions of the box: 37 x 7.30 x 31.80 cm