Curated OER
Model Boats
Pupils analyze pictures of boats, jet skis, submarines, and marine animals. They explore what shapes move easily through water and determine how boats stay upright. Drawings and photographs of boats are collected by the pupils. They race...
OpenStax
Open Stax: Interactions of Skeletal Muscles
This site rpovides information regarding the interactions of skeletal muscles, including their fascicle arrangement and their lever systems.