A Graham condenser is a piece of laboratory glassware used to cool hot vapors or liquids via water-cooling. The substance which requires cooling passes through the sprial coil in the middle of the condenser while the coolant passes through the hose barbs on the side and around the coil, cooling the substance. Essentially for laboratories and certain experiments.
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
Working model representing the sun, earth, and moon and their relationships.
Defy gravity with this cool balancing eagle!
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Explore the wonders of wind power with this amazing kit!
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!