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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!

Exploring Tessellations (Grades 3-5)
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In this activity, learners repeat patterns in two and three dimensions to create tessellations.

A Towering Achievement
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In this experience, learners use the internet to research physical details about Chihuly's Fireworks of Glass "Tower" and "Ceiling" and consider the decisions Chihuly had to make as he was planning th

Flower Engineers
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This activity (on pages 24-29) combines science and art to introduce learners to how different animal pollinators spread pollen from one plant to another, and how certain shapes, colors, and smells of

Cardboard Opaque Projector
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In this activity, learners construct a projector out of cardboard to view their favorite images (such as storybook illustrations) on the wall.

Patterns and Relationships: Peddling Petals
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In this math lesson, learners use the setting of a flower-making fundraiser to explore a variety of patterns. Learners examine the patterns in a flower design made of triangles surrounding a square.

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.

Calendarios para cualquier año
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Este Web site contiene links a 12 calendarios (12 meses). Cada mes contiene actividades sobre matemáticas.

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.

Cardboard Box Camera Obscura
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In this activity, learners construct a device that projects images onto a surface, so they can trace landscapes and other sights.

Kites
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This activity (on page 2 of the PDF under SciGirls Activity: Kites) is a full inquiry investigation into how a kite’s shape affects its performance.

Give or Take?
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In this outdoor activity, learners work in pairs using their senses—especially touch—to learn more about individual trees.

Our Sense of Sight: Color Vision
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In this activity, learners investigate color vision as well as plan and conduct their own experiments.

Smaller Than You Think
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Learners compare a life-size drawing of a Tyrannosaurus rex head and a full-size Sinornithosaurus body to understand that dinosaurs varied in size.

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.

Mapping the Spread of HIV/AIDS: Trailing the Pandemic
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In this activity, learners act as epidemiologists by mapping the prevalence of HIV/AIDS worldwide.

Geometry Construction: Polyhedral Playthings
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In this activity, learners create 3D geometric shapes using straws and pipe cleaners.

Take a Hike!: A Family Forest Walk
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In this family or group inquiry activity, learners use their senses to explore a local forest or woodland.

Mix It Up
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In this math lesson, learners are introduced to proportional reasoning through modeling, sharing, and questioning techniques.

Tops
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In this activity, learners discover that some things only stand up while they are spinning.