Views:13 Author:Site Editor Publish Time: 2018-10-16 Origin:Site
Do you know that the water can also be disappeared?
However,it’s not a magic but just a simple chemical experiment.
Do you want to know what chemistry principles in it?
Now, this test tube science toy can help you to solve the mystery of disappeared water.It can also help children to enjoy the pleasure of the science and knowledge when they are growing.At the same time,it can exercise the abilities of observation,thinking and practice,help them to become a “little Harry potter”.