What will you make with this puzzle? Twist and turn the colored blocks to create different shapes and patterns. Fun way to keep hands busy!
Puzzle comes in approx. 2 ¼ x 1 ½ inch block and can open to approx. length of 6 ¼ .
Small parts. Not suitable for children under 3 years old.
Build a model green house and 9 other green energy-related devices with this great kit!
This microscope is so versatile you can even take it with you on a job site!
A beautiful desk or bookshelf accessory for the reading fanatic in your family!
The Wimshurst Machine is a high quality static machine for student labs.
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
A massive mounted set of 100 rocks and minerals found in the US,