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.
Make the coolest 3D pin art on your desk with this amazing desk toy.
Discover how solar cells make electricity with this awesome kit!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
Build over 60 projects with this deluxe version of the Snap Rover kit!
This is a classic demonstration toy of the powers of magnetic fields!