Matériel éducatif

Science of Magic Mad Science Kit

Mix It Up Mad Science Kit

CD-ROM, Scrap Blank

WARNING: CHOKING HAZARD–This toy is a marble. Not for children under 3 yrs.

Perfect for demonstrating anchoring as well as connectivity, if one student puts a finger on one contact, another student puts a finger on the second contact and both then hold hands, the ball will light up.