Can your child identify different types of gear configurations and test them to determine how they operate; discuss what a gear ratio is and how it is calculated; compare and contrast how different gear configurations function; determine how different gear configurations change the amount of applied force, speed or direction of movement; and identify appropriate places where different types of gears are used? Can you? Well, you both will be able to after completing K'nex's Gears set. This set includes building instructions for six different real-world models, each model with relevant photo and key facts. Models Include: eggbeater, chainsaw, car window and more. 182 pieces for grades 3 - 5.

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 students working as a team. Come packaged in a strong plastic storage case with movable dividers and transparent lockable lid.