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Backyard Graphing
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In this math activity, learners will create a scale diagram of their backyard or other outdoor area on graph paper.
What Causes Rainbows?
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In this activity, learners explore how and why rainbows form by creating rainbows in a variety of ways using simple materials. Learners create rainbows indoors and outdoors.

The Size and Distance of the Planets
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In this activity, learners investigate the concepts of relative size and distance by creating a basic model of the solar system.

Measuring Wind Speed
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In this indoor and/or outdoor activity, learners make an anemometer (an instrument to measure wind speed) out of a protractor, a ping pong ball and a length of thread or fishing line.

The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.

Counting With Quadrants
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Millions of organisms can live in and around a body of water.

Creating a Soil Map
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In this activity, learners investigate soil conditions by creating a soil map. Learners record soil characteristics and compare the conditions of soil in different grid sections.

It's the "Rain," Man
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In this weather forecasting activity, learners use common materials to construct a rain gauge and measure daily, monthly, and yearly rainfall.

Traveling Networks
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In this geometry activity, learners explore networks painted on playgrounds, such as a four square court, and draw their own.

Straws and Airplanes
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Create airplanes from straws and geometric shapes. Test them out to see how far they can fly, or how accurately they can be aimed.

Moon Watch Flip Book!
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In this activity, learners observe the moon each night for a month and draw their observations in a Moon Watch Log.

Pedal Power
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In this engineering activity, learners examine bicycle mechanics and gear ratios. Learners determine which gears will help them bike a set course in the shortest amount of time.

Trash Traits
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In this activity on page 24, learners perform experiments to examine whether or not trash can float, blow around, or wash away.

Solving Playground Network Problems
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In this activity, learners use cooperation and logical thinking to find solutions to network problems on the playground.

Wolf Limiting Factors
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In this activity, learners simulate a wolf and its habitat and observe what happens when the limiting factors change over time.

Telescopes as Time Machines
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This fun, nighttime hands-on astronomy activity lets learners explore how long it takes for light from different objects in the universe to reach Earth.

Tiny Pants Photo Challenge
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In this activity, learners use a simple trick of perspective to dress friends in tiny cutout clothing. Learners make tiny pants out of card stock and tape them to the end of a stick.

Moon and Stars
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In this craft activity, learners create a string of cut-out moons and stars.

How Big Were the Dinosaurs?
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In this activity (located on page 4 of PDF), learners gain insight into the actual size of dinosaurs and practice making estimations and measurements.

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.