QUARTZ GEMS
Publish Time: 2018-10-15 Origin: Site
There are so many bright and solid quartz stones during our daily life.But how these quartz stones are formed?Are you curious about them?
This science kit of quartz gems can bring the answers about the quartz gems for children.It can help children to observe the slight changing of quartz gems and improve their abilities of observation, thinking and coordination.Try our best to bring the pleasure and enlightenment of science for children and give them a happy memories of their childhood.