Designing Safer Roadways
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03 Jun 2014 | Contributor(s): Kendra A Erk, James Daniel Lehman
This grade 4 design task focuses on forces, motion, and transportation systems by challenging students to design a roadway that will slow and then stop vehicles from running off the road.
Save the Wolf (Simple Machines)
This grade 3 design lesson introduces simple machines and challenges students to use simple machines to create a device to capture a wolf.
