What does the universe that sparkling with innumerable stars look like?

The mysterious universe has the deepest attractive for the child who has the strongest sense of curiosity.

Do you want to know why human beings can travel in space?

Do you want to know the principles that the rocket flight?  

This science toy can help children to learn about the knowledge of chemical reactions for the fuel of the rocket. It can also help children to exercise their ability to thinking and coordination，arouse their interest in learning the knowledge of aerospace and help them to become a smart spaceman.