Cool yet so simple: just a long copper coil, some small strong (rare earth – generally neodymium) magnets, and an AA or AAA battery to create a very simple engine.
Cool yet so simple: just a long copper coil, some small strong (rare earth – generally neodymium) magnets, and an AA or AAA battery to create a very simple engine.
The activities embedded in the programs make the subjects more engaging for the students as well as the teacher.
Trent Perry, Teacher