SRI International
Performance Assessment Links in Science: Mystery Card 3
Straightforward introduction to electrical circuits using minimal materials and time. Students learn about the basics of electrical circuits by experimenting with "mystery cards" -- index cards with hidden aluminum foil used to conduct...
PBS
Pbs Teachers: Affairs of the Heart: Mirrored Movements
Model endoscopic surgery by constructing and operating a tool that extends a person's grasping ability, explore dexterity skills using a basic electric circuit and then design and create an improved remote tool.