Search Results
Showing results 1 to 11 of 11
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-220.png?itok=M-A__TXw)
What Gives?
Source Institutions
In this activity, learners design, build and test a model suspension bridge for sturdiness and strength.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-218.png?itok=SByWeEoN)
All Wound Up
Source Institutions
In this activity, learners build a racecar using only a rubber band, spool, straw, and paper clip! This racer is a classic toy that zips across a flat surface.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-926.jpg?itok=_zBosHkh)
Paddle Power
Source Institutions
In this design challenge, learners build a boat that paddles itself using a rubber band as its power source.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-204.png?itok=9NNghMjT)
Rescue Mission
Source Institutions
In this hands-on activity, learners use the steps of the design process to create a hook to rescue a "space capsule" from the water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-920.gif?itok=TrufROSt)
Zip Line
Source Institutions
In this design challenge activity, learners build a device to carry a Ping-Pong ball from the top of a zip line to the bottom in four seconds (or less!).
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-217.png?itok=RPsnvrZy)
Blow It Away
Source Institutions
In this activity, learners design wind-powered cars out of simple household materials. Students have fun designing and then racing their vehicles around the room.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-921.gif?itok=4MAqC_S6)
Watercraft
Source Institutions
In this design challenge activity, learners build a boat that can hold 25 pennies (or 15 one inch metal washers) for at least ten seconds before sinking.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-917.gif?itok=isHQYI_P)
Rubber Band Car
Source Institutions
In this design challenge activity, learners build a car that can travel at least four feet using rubber band power and use the design process to debug problems.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-896.jpg?itok=JIQbZ6CP)
Zipline
Source Institutions
In this design activity, learners create a vehicle that can transport a load, like a favorite toy or as a recycled object, from the top of a zipline to the bottom using only gravity.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-206.png?itok=1ER1UEii)
Target Practice
Source Institutions
In this dynamic activity, learners build a catapult that launches projectiles, such as marshmallows.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-930.gif?itok=hu7Ep8gi)
Motorized Car
Source Institutions
In this design challenge activity, learners build a car that uses a battery-operated motor to "drive" at least ten feet.