# Educator Guide

# Activity at a glance

<table border="1" id="bkmrk-time-to-complete-%23%23%23" style="border-collapse: collapse; width: 100%; height: 610.124px;"><colgroup><col style="width: 17.7592%;"></col><col style="width: 82.2408%;"></col></colgroup><tbody><tr style="height: 33.3906px;"><td class="align-right" style="height: 33.3906px;">**Time to complete**</td><td style="height: 33.3906px;">Approximately 2-2.5 hours</td></tr><tr style="height: 33.3906px;"><td class="align-right" style="height: 33.3906px;">**Age level**</td><td style="height: 33.3906px;">Advanced high school, College, or Professional school</td></tr><tr style="height: 84.2656px;"><td class="align-right" style="height: 84.2656px;">**Bloom's level(s)**</td><td style="height: 84.2656px;">- BL3 - Analyze
- BL4 - Analyze
- BL5 - Evaluate

</td></tr><tr style="height: 74.1719px;"><td class="align-right" style="height: 74.1719px;">**Learning objective**</td><td style="height: 74.1719px;">After completing [this activity](https://www.3das.us/guides/HSKN4), students will be able to conduct an **experiment** (BL3 - Apply) simulating different patterns of muscle co-contraction and **analyze** (BL4 - Analyze) the results of their experiment to **explain** (BL5 - Evaluate) how muscle co-contraction and coordination relate to forces, motions, injury, and injury prevention at the knee joint.

</td></tr><tr><td class="align-right">**Assessment**</td><td>- **Students:** Hints are provided throughout the activity to help students answer the questions on [the worksheet](https://guides.3das.us/link/101), however no answers are provided.
- **Educators:** Educators can assess students' answers to the questions on the worksheet using the [answer key](https://guides.3das.us/link/97) (only visible to educators).

</td></tr><tr style="height: 35.375px;"><td class="align-right" style="height: 35.375px;">**Materials needed**</td><td style="height: 35.375px;">See [Materials needed](https://guides.3das.us/link/103)</td></tr><tr><td class="align-right" style="height: 43.4844px;">**Systems/Tissue types**

</td><td style="height: 43.4844px;">- Muscular
- Skeletal

</td></tr><tr style="height: 43.4844px;"><td class="align-right" style="height: 43.4844px;">**Core concepts**</td><td style="height: 43.4844px;">- Motor control
- ​​Structure &amp; function
- System integration

</td></tr><tr style="height: 104.656px;"><td class="align-right" style="height: 104.656px;">**Competencies**</td><td style="height: 104.656px;">- Motion analysis
- Observation
- Scientific reasoning
- Scientific communication

</td></tr><tr style="height: 33.3906px;"><td class="align-right" style="height: 33.3906px;">**Activity ID**</td><td style="height: 33.3906px;">[HSKN4](https://www.3das.us/guides/HSKN4)</td></tr></tbody></table>

# About the kit, viewing answer key, purchasing kits, and more

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# Answer key

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