- Simple method of testing a structure’s load capability by gradually applying weight with sand
- Has an easy top fill port to accurately measure and apply weight
- Includes stand, test blocks and other necessary hardware
- Bucket and sand not included
207 parts, including special panels, to build 13 different key bridge types, one at a time STEM C
SKU: 72-1901
Use your imagination to combine SNAP CIRCUITS® with ordinary building bricks and make endless combi
SKU: 22-0903
Connect one end to coil, other end to spark plug Window allows you to see the amount of spark
SKU: 18-9632
New structural design challenge Includes supplies for 24 students, 360 pieces 1⁄8” x 1⁄8” x 24” ba
SKU: 72-4474