Materials needed

For this activity you’ll need:

1. The worksheet for this activity (either opened in a PDF viewer on a desktop/tablet computer or printed out).

2. A Human Knee Active Learning Kit (Mini, Basic, or Full model).

For this activity, you can use either the Mini (left), Basic (middle), or Full (right) model of the Human Knee Active Learning Kit.

If your knee kit doesn’t look like one of the kits in the image above, follow these instructions for assembling or disassembling your kit.