US$ 143.25
Builds six working DC motors from 12 magnets
covering metals
Three-part skull model features painted muscle attachments and numbered details for cranial anatomy and muscle origin-insertion teaching
75-inch rod
Native Copper Mineral Deposit Growing Small Group Learning Kit Size_13 Inch Builds six working DC motorsSmall group native copper kit simulates mineral deposit growth through controlled aqueous reactions, crystallization, and geological chemistry.
US$ 143.25
US$ 17.99
US$ 60.00
US$ 79.52
US$ 92.17
US$ 132.43
US$ 647.86
US$ 156.19
US$ 84.99