IN-DEPTH RESEARCH CHEMISTRY：4 scientific experiments in the subject matter, including chemical components, anti-acid reaction, production foam reaction, gas blowball, production trend underwater lava, etc. cultivating children from everyday life, solving problems, trials, decisions, failures, gaining points, and maintaining persistent ability. 

A GIFT FOR A CURIOUS ELEMENTARY SCHOOL CHILD: This is a gift for a STEM outfit, a gift for a birthday, a summer holiday, or a school vacation holiday. A good way for the children to get through the game learning, the parents and the children to have a more beautiful scientific time. 

FULLY SAFE： Conforms to EN71. This is a perfect gift for children over 8 years old! The child and parent's love for each other.