Design-Build-Create-Knex Gears-Model Building Set-Educational
$ 50.00 USD
Builds 7 different replicas of real-world models, one at a time. Set includes color-coded building instructions with real-life photos and key facts for each model. Models demonstrate 2 spur gear examples, 2 crown gear examples and 2 sprocket gear examples. 198 K'NEX Rods and Connectors support 2-3 children working as a team. Grades 3 - 5.