Acid & Base Collision

In the chemistry,the collision between acids and bases has the most obvious changing feature.

Do you want to know the color changing in the interaction between acids and bases and how the color changing on the PH paper?

This test tube science toy can help children to know the basic chemistry knowledge .It can also exercise children’s ability of thinking and exploration,help them to understand the magical chemistry experiments. Now, try to become a magician of chemistry with your children!