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Homework, Hogwarts Style
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In this activity on page 8 of the PDF (Behind the Scenes with Chemistry), learners make three of Harry Potter's essential school supplies: quills, ink, and color-changing paper.
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Can Fishing
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In this outdoor activity, learners go "can fishing" and discover the kinds of aquatic organisms that live in and on submerged cans.
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Oil Spot Photometer
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In this math activity related to light, learners assemble a photometer and use it to estimate the power output of the Sun.
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Design a Flower
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In this activity, learners learn about the adaptations that flowers have developed which support pollination. Learners also list their personal preferences (i.e.
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Information Hiding: Sharing Secrets
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This activity about cryptographic techniques illustrates a situation where information is shared, and yet none of it is revealed.
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Bookshelf
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In this activity, learners use simple tools to build a bookshelf with a built-in bookend.
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Electroplating
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In this activity, learners electrically plate zinc onto brass objects.
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Boats Afloat
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In this activity, learners discover what buoyancy is and determine the characteristics that make an object buoyant. Learners design, build, test, and evaluate boats made from a variety of materials.
Windmills
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In this physics activity (page 8-9 of the PDF), learners will explore wind energy. They will build their own windmill and see how energy from wind can be converted into a useable form.
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Mystery Number
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Combine logic and numbers in this game for all ages. Players start with a 10x10 grid of the numbers 1 to 100. One person chooses a secret number and announces the range in which it falls.
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Design a Parachute
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After a discussion about what a parachute is and how it works, learners create parachutes using different materials that they think will work best.
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Natural Selection Because of Different Color: Camouflage
Source Institutions
In this activity (p.5-6 of PDF), learners investigate natural selection. Learners discover that natural selection, which takes place over decades, can lead to altered populations within a species.
Butterflies in Space
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The Butterflies in Space Teacher's Guide uses "life in space" to encourage learners to conduct their own open-ended scientific investigations.
We Have Capture!
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Using simple materials, learners will construct the end effector (grasping device) of a robotic arm and use the device to capture and pick up an object.
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Trail Construction
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In this highly physical outdoor activity, learners construct and compare experimental trail sections to select the best trail-construction technique for their site.
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North American Endangered Amphibians Card Game
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In this activity, learners can play two card games related to endangered species, specifically North American amphibians.
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Milk Carton Boats
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This activity (on page 2 of the PDF SciGirls Activity: Milk Carton Boat) is a full inquiry investigation into boat hull design.
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Alien Encounter
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In this activity, learners use multiplication skills to get groups of aliens safely back to their planet.
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Beat the Clock: Sorting Networks
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Even fast computers are limited to how quickly they can solve problems. One way to speed things up is to use several computers at once.
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Sand Dunes
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This outdoor activity (on page 2 of the PDF under SciGirls Activity: Sand Dunes) is a full inquiry investigation into how the amount of moisture in a sand dune relates to the number of plants growing