This illuminated orbiter is great for demonstrations in the astronomy classroom!
Explore the invisible and amazing power of magnets with 33 engaging experiments and games.
This magic bird defies gravity before your very eyes!
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
This SUPER Erector Construction set is one of the best you'll find anywhere!
Create all kinds of marble run combinations with this 80-piece Marble Run set!