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Shady Snakes
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In this activity, learners make pretend snakes and use them to explore estimation and measurement. Learners roll out clay snakes and estimate and measure their lengths and diameters.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-326.png?itok=QeLoIyY5)
Marble Ride
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In this activity, challenge learners to design a roller coaster ride for a marble using cardboard and other simple materials.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-440.jpg?itok=9DBqFvNf)
I Don't Think So!
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In this math activity, learners explore probability as they play a game. Learners will categorize everyday events as either impossible, possible or certain.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-454.png?itok=8-UUqpNR)
Hidden Rainbow
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In this math puzzle, one player hides a rainbow of four colors while another player tries to guess the hidden rainbow colors in the correct order.
More Bubbles!
Source Institutions
In this math activity, learners make their own bubble wands and determine if the size of the wand affects the number of bubbles it produces.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-831.jpg?itok=eGx2rdL0)
Fly on the Ceiling
Source Institutions
In this math lesson, learners play two different games to help them understand coordinates. First, learners read the book, "The Fly on the Ceiling," by Julie Glass.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-496.gif?itok=xx__qnd_)
Clay Beams and Columns
Source Institutions
In this activity, learners make or use pre-made clay beams to scale and proportion. Specifically, they discover that when you scale up proportionally (i.e.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-278.png?itok=RL8Dy14l)
Paper Puzzle
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In this math activity, challenge learners to make two equal rows from eight different paper strips. Learners can explore the many ways they can solve this problem.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-536.png?itok=DibsVbpp)
Nutritional Challenges
Source Institutions
In this nutrition activity (page 26 of PDF), learners consider the nutritional needs of people with specific dietary requirements, such as athletes, persons with diabetes and vegetarians, and create a
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-467.gif?itok=xyFPQWw2)
Getting There!: Navigation and Trajectory
Source Institutions
In this two-part activity, learners map a navigation plan to get from Earth to Mars and back. In activity one, learners represent the orbital paths of Earth through dance and dramatic movement.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-674.png?itok=ipAX94mK)
Wingin' It
Source Institutions
Learners explore the Bernoulli effect by building an airfoil (airplane wing) and making it fly.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-250.jpg?itok=P2evtlEM)
Magnetic Seesaw
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In this activity, learners build a seesaw powered by magnets.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-473.gif?itok=bYYEQc6Z)
Vestibular-Ocular Reflex
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In this activity, learners will perform various investigations to understand the vestibular-ocular reflex and learn about the importance of visual cues in maintaining balance.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-943.jpg?itok=887uWaNw)
Water Rocket Launch
Source Institutions
In this activity, learners explore rocketry and the principals of space flight.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-957.jpg?itok=tIFoqkQV)
Sort It Out!
Source Institutions
In this activity, learners explore how engineers have developed sorting systems which integrate into manufacturing and packaging processes. Learners explore how coins are made.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-240.jpg?itok=ak0iolGJ)
Catapult
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In this activity, learners build mini catapults using paint paddles and a spoon. Use this activity to introduce learners to forces and projectile motion.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-758.jpg?itok=ZGDzPylw)
Plankton Races
Source Institutions
In this two-part activity, learners investigate buoyancy, density and surface area as well as biodiversity and the relationship between the structure and function of organisms.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-980.jpg?itok=jR2WC2ak)
Design and Build a Better Candy Bag
Source Institutions
In this activity, learners explore how product design differences can affect the success of a final product -- in this case a bag for holding candy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-239.png?itok=Fd4iSEGB)
Sky Diver
Source Institutions
Students design and build their own parachutes in this hands-on engineering project.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-283.png?itok=ugHewLWc)
Tower of Coins
Source Institutions
In this physics activity, challenge learners to remove the bottom coin of a stack of nickels without knocking over the stack. Use this activity to demonstrate friction.