This thick-walled Bomex glass boiling flask is perfect for vigorous heating of liquids in the classroom setting. It can hold up to 100ml of liquid. The bottom is flat, and the flask features a tooled lip. Stopper size for the flask is No. 3. Excellent for chemical experiments and lab exercises in the classroom setting, or for demonstration purposes for a science fair project.
Create all kinds of marble run combinations with this 80-piece Marble Run set!
The Ball of Whacks is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
Build your own windmill generator kit by recycling a plastic bottle!
Exciting magnet exploration for ages 8 and up!
A combination of three of our great discovery toys, all in one package!
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!