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Make Your Own Paper
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The Chinese invented paper made from plants and cloth about 2,000 years ago. Learners follow a similar process to make paper from recycled paper.

Marshmallow Catapult
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In this activity, learners explore physics by building a catapult that launches marshmallows with household objects.

Manufacturing Technologies: Making a Picture Frame
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Learners examine the manufacturing process while they make picture frames from cereal boxes.

Solidly Platonic
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In this activity, learners follow simple directions to explore and create platonic solids.

Moon's Long History: Impact Paintings
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In this activity, pairs of learners model how scientists use craters to determine the ages of lunar surfaces. One partner keeps time while the other creates a painting for the other to interpret.

Self-Portrait Silhouettes: Activity 2
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In this activity, learners make a photographic image—without a camera!

Dyeing Wool with Fungi
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In this activity (p.23 of PDF), learners dye wool with fungi. Learners discover that natural chemicals in fungi can dye wool different colors.

Model the Sun and Earth
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In this activity, learners make scale models of the Sun and Earth out of paper mache.

Geometry: Tiling the Plaza
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In this math lesson, learners arrange pattern blocks to create tessellations and to explore geometric patterns. Learners first explore making patterns with a variety of pattern blocks.

Shadow Puppets
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In this activity, learners will create their own simple shadow puppets, and experiment with light and shadow while playing with them.

Paper Folding: Unfurling Geometric Paper Shapes
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Use geometry, a ruler, and a steady hand to create these amazing unfurling paper folds!

Motor Bird
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In this activity, learners build a bird that flies in place with help from a motor, wire, and some straws.

Plastic Bag Creations
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In this activity, learners will reuse plastic bags in an interesting way.

Eclipse Flipbook
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In this activity, learners make flipbooks of drawings showing the progression of a Total Solar Eclipse.

Heart and Lungs
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In this environmental health activity, learners investigate their breathing and pulse rates, and learn how these measurements are affected by physical activity.

Marble Drop Game
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Build your own version of a favorite carnival game, in which a marble races down a maze consisting of rows of nails.

DIY Sunprints
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In this activity, learners will see how UV light affects colors over time by making their own sunprint on construction paper.

Social Fireflies: Pico "Firefly" Communication
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Make two firefly lanterns, then program them to blink to one another and change colors.

Create Your Own Decoupage
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In this activity, learners will experiment with textures, shapes, and materials and create their own unique masterpieces.

Body Biographies
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In this activity, learners will learn about a person they admire (famous, family or otherwise) or even themselves and create a life-sized silhouette.