Virtual Knee Surgery This interactive exercise goes through the entire process of total knee replacement surgery: patient preparation, incision, reshaping the bone, and installing the prosthesic joint.

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Directory:	Kids_and_Teens / Health
Title:	Virtual Knee Surgery
Description:	This interactive exercise goes through the entire process of total knee replacement surgery: patient preparation, incision, reshaping the bone, and installing the prosthesic joint.
Location:	http://www.edheads.org/activities/knee/


Directory:	Kids_and_Teens / School_Time / Science / Physics / Motion_and_Forces
Title:	The Odd Machine
Description:	Game helps explore the laws of physics by building animated machines.
Location:	http://www.edheads.org/activities/odd_machine/


Directory:	Kids_and_Teens / School_Time / Science / Technology / Machines
Title:	Simple Machines
Description:	Games challenge you to identify different types of simple machines.
Location:	http://www.edheads.org/activities/simple-machines/


Directory:	Kids_and_Teens / School_Time / Science / The_Earth / The_Atmosphere / Weather
Title:	Weather
Description:	Learn how to report and predict the weather with these interactive activities and games. Requires Flash.
Location:	http://www.edheads.org/activities/weather/