Curated OER
Biological Concepts
Students perform a transection of a redworm. They discuss spinal cord injuries in humans. Students compare the ability of the redworm to regenerate the ventral nerve cord with the inability of humans to repair damage to the dorsal nerve...
Curated OER
Puppet on a String: An Engaging Look at Movement
Students examine how muscles can work together with joints. In this movement lesson students use a marionette to observe how muscles work.