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Showing results 1 to 18 of 18
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Exploring the Universe: Pack a Space Telescope
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Space telescopes can offer us better, clearer views of the universe (and of our own planet) than Earth-based telescopes can, but getting these large, delicate pieces of equipment into orbit is tricky.
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Spaghetti Bridge
Source Institutions
Play with your food while learning about engineering! Build a spaghetti bridge, then test its strength by piling on the marshmallows, raw spaghetti, raw linguine and coins.
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Water Filter
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In this engineering activity, challenge learners to invent a water filter that cleans dirty water.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-142.jpg?itok=BKsN23oi)
Build A Treetop Walkway
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Build and test a scale model of a rainforest canopy walkway.
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Exploring the Solar System: Mars Rovers
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In "Exploring the Solar System: Mars Rovers," participants learn about how scientists and engineers use robotic rovers and other vehicles to explore distant worlds, and experience some of the challeng
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Chain Reaction II
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In this hands-on activity, learners use an assortment of (mainly household) items to complete Rube Goldberg-type challenges.
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Make and Fly a Helicopter
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Learners follow the template to build and fly a paper helicopter.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-319.png?itok=iDnKllwF)
Mechanical Grabber
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In this engineering activity, challenge learners to make a "grabber" that can pick up trash. Learners use simple materials to create pinchers that can grab small items.
Dowels and Rubber Bands I
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If you have 3-foot dowels and rubber bands, you can can started on this fun and open design challenge. You can make structures big and small: make it so you can fit your parent into it!
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Puff Mobile
Source Institutions
In this engineering activity, challenge learners to design a car using only 3 straws, 4 Lifesavers™, 1 piece of paper, 2 paper clips, tape, and scissors.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-155.png?itok=QyrTOqS_)
Cool It!
Source Institutions
In this fun hands-on activity, learners use simple materials to investigate evaporation. How can the evaporation of water on a hot day be used to cool an object? Find out the experimental way!
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Family Fort Challenge
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In this activity, learners will explore engineering concepts to construct a blanket fort using materials sourced from home.
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Divide and Conquer
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Learners work in groups to build model cars from paper parts. First, each learner builds cars individually and the group times themselves.
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Sum of Your Parts
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A group of 6 learners works together as a team with each learner performing a different role. Together, they need to maneuver a die through a maze.
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Cup Towers
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In this activity, learners explore different ways to stack cups to meet a personal goal.
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Low-Tech Water Filter for High-Impact Clean
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In this activity, learners consider the water features they might enjoy at a community park--a pond, brook, water playground (or "sprayground"), or pool--and what happens to the water over time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-395.png?itok=t4dbcd_n)
Levers at Play
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In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force).
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Let It Roll
Source Institutions
In this activity, learners will make their own "ball bearing" with two jar lids, marbles, and some household supplies.