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Cycles in the Cards
Source Institutions
In this "game," learners explore and relate the evolution of stars to a Navajo creation story. The story is written on a series of cards, which are laid on a table as the story is told.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-722.jpg?itok=m0lIs7MN)
Charge and Carry
Source Institutions
In this activity about electricity, learners produce a spark that they can feel, see, and hear. Learners rub a Styrofoam plate with wool to give it an electric charge.
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Disappearing Colors
Source Institutions
In this challenge, learners figure out how to make a juice stain disappear.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-899.jpg?itok=QyqVFgK5)
Fun with Bernoulli
Learners conduct four simple experiments to demonstrate the effects of air pressure.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-966.gif?itok=EZMAqpy0)
Draw Your Nervous System
Source Institutions
In this activity, learners work together to create a life-sized drawing of the human nervous system.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-972.gif?itok=CoRRHX2j)
Web of Life Game
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In this game, learners each represent a different organism in an environment. They build a web during the activity, and discover how all the players in an ecosystem depend on each other.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-999.jpg?itok=_4pzAVmU)
The Muddy City: Minimal Spanning Trees
Source Institutions
In this puzzle, learners investigate the decisions involved in linking a network between houses in a muddy city.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-812.gif?itok=n2gfTtxU)
Greeting Card Boxes
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In this activity, learners make cool boxes out of old (or new) greeting cards or postcards.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-957.jpg?itok=egYADqrD)
Paper Lanterns
Source Institutions
In this activity, learners explore light and shadows by creating a lantern they can keep on their nightstand.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-386.jpg?itok=CZMHR_X1)
Density Rainbow
Source Institutions
In this activity, learners mix several sugar solutions to investigate the property of density. Each sugar solution has a different density and color of the rainbow.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-935.jpg?itok=9fpR-IOP)
Mars Perseverance Activity: Areology
Source Institutions
In this activity, learners take core samples of candy bars with a straw and carefully observe & excavate their sample, modeled after what the NASA Perseverance rover will do on Mars.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-921.jpg?itok=99TQfo--)
Space Origami: Make Your Own Starshade
Source Institutions
In this activity, learners cut out and fold their own collapsible origami starshade, an invention that shields a telescope's camera lens from the light of a distant star so that NASA scientists can ex
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-870.gif?itok=P8Nf2IDW)
Build the Big Dipper
Source Institutions
Learners use simple materials to construct a model the Big Dipper. Learners hang the model from a doorway or ceiling and look up at it to see the constellation as seen from Earth.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-680.gif?itok=56D3uYCR)
Magnetic Free Fall
Source Institutions
In this activity, learners use a pencil, magnets, and mat board to illustrate Newton's Second Law.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-025.png?itok=2ClaFbNh)
Forward Thinking
Source Institutions
In this activity, learners create their own weather forecast map.
Paper Bag Skits: Using Size and Measurement
Source Institutions
Put the math of measurement, numbers, and everyday life into improvisational skits.
![](/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-000-000-004-893.jpg?itok=wF1dICEJ)
Cipher Wheel
Source Institutions
In this activity, learners make their own encrypted code to pass along secret messages using a printable cipher wheel.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-002-637.png?itok=0rZ4ozbi)
Building with Wonderful Junk
Source Institutions
In this activity (page 4), learners work in groups to plan and build large structures using recyclable materials they have brought from home.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-296.jpg?itok=fvI45fix)
Wolf Postures
Source Institutions
In this activity, learners investigate how wolves communicate with each other through different body postures.