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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.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-276.png?itok=CEaNmJk1)
Balloon Rocket
Source Institutions
Experiment with force and pressure by building a balloon rocket. When launched, the balloon will run a track wherever you place the string.
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Shake a Shrub
Source Institutions
This is an activity where learners will discover what types and how many insects live in their own backyard.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-893.jpg?itok=puJSjqKl)
Crazy Camouflage
Source Institutions
In this activity about camouflage, learners create a model that shows how a flounder is able to blend into a variety of environments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-944.jpg?itok=D7XTFPww)
It Takes All Sorts
Source Institutions
Learners practice their taxonomy skills by sorting a group of fasteners (e.g. rubber bands, buttons, paper clips, screws) into different categories.
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Pop Fly
Source Institutions
In this design challenge activity, learners invent a way to send a Ping-Pong ball flying high enough to catch it - like football with a twist!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-919.jpg?itok=r_Bc2ngt)
Kicking Machine
Source Institutions
In this design challenge activity, learners build a machine that kicks a Ping-Pong ball into a cup lying on its side 12 inches away.
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Jitterbugs
Source Institutions
In this activity, learners construct bug models that "jitter" all over the table with just a battery, motor, and counterweight.
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Making Circuits
Source Institutions
In this activity, learners explore electricity and conductivity to find that many things conduct electricity including copper, pencil lead, fruit, play-doh, and even people!
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-935.png?itok=UsGuR8us)
Keeps on Pumpin': Your Heart
Source Institutions
In this activity, learners explore the great pump in their chests--the human heart!
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Cabbage Chemistry
Source Institutions
In this chemistry activity (page 5 of the PDF), learners make an acid-base indicator using cabbage. Learners then explore how various subtances react with this indicator.
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Thumb Piano
Source Institutions
In this activity, learners explore sound by constructing a simple piano out of wood and craft sticks.
Animal Math Posters
Source Institutions
These math posters have questions written on them, such as: How fast can a cheetah run? or How long can a giant tortoise live? Post these around the room or leave them out for children to explore.