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Spinning Blackboard
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Create beautiful spirals by drawing a straight line. This sounds crazy, but you can with a turntable (a record player or lazy susan), paper, and pen.
Discovering Rainforest Locations
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In this activity, learners will examine various world data maps to combine the information and predict which areas could be tropical rainforests.
Balloon Hovercraft
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In this activity (on page 2 of the PDF under GPS: Luge Activity), learners will construct a model hovercraft out of an empty spool and a piece of cardboard.
Exploring Size: Tiny Ruler
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In this activity, learners investigate just how small a billionth of a meter is by attempting to cut a paper ruler down to a nanometer-sized sliver.
Mysterious M&M's
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Learners place an M&M candy in water and observe what happens. The sugar-and-color coating dissolves and spreads out in a circular pattern around the M&M.
Color Changes with Acids and Bases
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Learners mix a variety of substances with red cabbage juice. The juice changes color to indicate whether each substance is an acid or a base.
The Earth's Timeline
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In this group activity, learners will mark important developments of life on Earth on a timeline (each foot in length representing 200 million years).
Strengthen a Paper Bridge
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In this quick activity (page 1 of the PDF under SciGirls Activity: Tug O' War), learners will test how many pennies a flat paper index card bridging the gap between two stacks of books is able to supp
Moving Pictures
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In this optics activity, learners create flip books by drawing an image like an eye opening and closing on 24 small pages of paper.
The Poor Cartographer: Graph Coloring
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In this activity, learners help a poor cartographer color in the countries on a map, making sure each country is colored a different color than any of its neighbors.
Morning Star and Evening Star
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This demonstration activity models how Venus appears from Earth.
My Angle on Cooling: Effects of Distance and Inclination
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In this activity, learners discover that one way to cool an object in the presence of a heat source is to increase the distance from it or change the angle at which it is faced.
Egg-Citing Physics
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In this demonstration about momentum, use physics to distinguish between a hard-boiled egg and a raw egg without cracking them open.
Build a Bug
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In this activity (on page 2 of the PDF), learners use art supplies to build models of insects, both real or imagined.
Amphibian Skin
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In this activity, learners explore the concept of permeability to better understand why amphibians are extremely sensitive to pollution.
Rate of Solution Demonstration
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In this chemistry demonstration, learners investigate the factors that increase the rate of dissolution for a solid.
Sound Bingo
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This game is like regular bingo, except the clues are sounds.
Joe's Place
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In this math activity (Page 8 of the Dining Out! PDF), younger learners select items from a menu and count out the total amount needed using the fewest bills and coins possible.
Make Your Own Sundial
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In this activity, learners investigate the Earth's rotation and how to tell the time of day without a clock. Thsi simple activity only requires a paper plate, a pencil, and sunshine.
Dogs and More Dogs
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In this activity, learners play an evolution card game to see how selective pressures can affect an organism's evolution.