This thick-walled Bomex glass boiling flask is perfect for vigorous heating of liquids in the classroom setting. It can hold up to 250ml of liquid. The bottom is flat, and the flask features a tooled lip. Stopper size for the flask is No. 6. Excellent for chemical experiments and lab exercises in the classroom setting, or for demonstration purposes for a science fair project.
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
An unconventional ball-tossing, head-catching challenge for 2 players or teams!
Watch this spaceman fly through the sky!
Use this cool Sea Monkeys zooquarium to teach your child how to take care of a pet!
Watch this laser pointer emit a cool purple beam!
Every kid needs one of these spheres!