This strong cast-iron support ring resists breakage and is acid-resistant, making it a must-have for any laboratory. The thumbscrew in the clamp locks the ring tightly to a support stand. Excellent for use in the chemistry classroom!
Build over 60 projects with this deluxe version of the Snap Rover kit!
This unique 4D triceratops model is a must-have for the dinosaur fan in your family!
Check out this fun family game of competitive bioengineering!
Have fun building your very own FM radio!
Build a tumbling robot that gets up right after it has fallen down, without any outside help!
A perpetual motion model of the galaxy, makes a good desk toy.