"role ENTERPRISES, INC."

Educational Materials, Cellophane, 20×60" Roll

Bulk hole plates to expand your TeacherGeek collection

Dig into Avogadro’s Number

Calculate Atomic Volume and Radius.

Kit 'H' Mad Science Kit

Educational Materials, Mechanics, Black heavy, 45 meter spool

WARNING: CHOKING HAZARD–Product contains a marble. Not for children under 3 yrs.

Ampere's Rule Apparatus helps users visualize the power of electromagnetism.

Demonstrate the right hand rule for the magnetic field around a current carrying wire.