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The Four-Square Quilt
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In this activity, learners arrange triangles together to make patterns to create paper quilts. Learners experiment with arranging the triangles in different ways to make various designs.
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The Watershed Connection
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In this activity, learners interact with a 3-D model of a watershed to better understand the interconnectedness of terrestrial and aquatic environments.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-730.png?itok=b-soPRD-)
Number Sense and Computation: To Half or Half Not
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In this math lesson, learners use slices of bread and geoboards to explore several ways to divide a rectangle in half. Learners also identify equivalent fractions that represent one-half.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-039.png?itok=-c5Wa_Hx)
Pop Can "Hero Engine"
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In this activity, learners build water-propelled engines from soft drink cans.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-394.png?itok=s-UULeqY)
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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Ancient Sun Observations
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In this activity, learners make their own Sun tracker to explore how ancient civilizations around the world studied the Sun.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-995.jpg?itok=5WDwc-an)
Recycling Paper
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In this crafty chemistry activity (on page 2 of the PDF), learners make their own paper from used paper they may have otherwise thrown away.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-712.jpg?itok=KuIvlGjy)
Shaking It!
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In this experiment, learners design and build a model room in a shoebox and furnish it with tiny furniture.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-005-483.jpg?itok=HC42nfSk)
For the Birds
Source Institutions
In this activity, learners will explore nature by creating food for birds. Learners will develop fine motor skills and engage in nature observation through this activity.