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This activity (on page 3 of the PDF under GPS: Baseball Activity) is a full inquiry investigation into how "bounciness" relates to the distance a ball will fly when hit off a batting tee.

$5 - $10 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners investigate how different materials repel or absorb water. Learners use spray bottles to explore how everyday items like sponges, cardboard, feathers, etc.

$1 - $5 per group Ages 4 - 8 30 to 45 minutes
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In this activity, learners experiment with creating various types of bubble solutions and testing which ingredients form longer-lasting bubbles.

$10 - $20 per student Ages 11 - 14 45 to 60 minutes
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In this physics activity, learners conduct two experiments to explore free-falling.

$5 - $10 per group Ages 11 - 18 45 to 60 minutes
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In this activity, learners investigate and compare the rate of drying in different conditions.

$1 - $5 per group Ages 6 - 11 30 to 45 minutes
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This is an activity (located on page 4 of the PDF under Surface Area Activity) about surface area and reactivity.

$10 - $20 per group Ages 8 - 14 1 to 2 hours
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In this activity, learners use cheap, thin plastic garbage bags to quickly build a solar hot air balloon. In doing so, learners will explore why hot air rises.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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This is an activity (located on page 3 of PDF under Hockey Sticks Activity) about composites, materials made of 2 or more different components.

$1 - $5 per group Ages 8 - 14 1 to 7 days
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In this activity, learners discuss and investigate how cameras, telescopes, and their own eyes use light in similar ways.

1 cent - $1 per student Ages 11 - 14 45 to 60 minutes
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In this demonstration, learners compare the relative sizes and masses of scale models of the planets as represented by fruits and other foods.

$10 - $20 per group Ages 8 - 14 30 to 45 minutes
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In this activity, learners build a sled kite that models a type of airfoil called a parawing.

$1 - $5 per student Ages 6 - 11 1 to 2 hours
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In this inquiry-based lesson, learners measure the biomass of trees, calculate the carbon stored by the trees, and use this information to create recommendations about using trees for carbon sequestra

1 cent - $1 per student Ages 11 - 14 1 to 2 hours
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This activity (on page 2 of the PDF under SciGirls Activity: Extreme Sounds) is a full inquiry investigation into sound.

Over $20 per group Ages 8 - 14 2 to 4 hours
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This activity (on page 2 of the PDF under SciGirls Activity: Hovercraft) is a full inquiry investigation into hovercraft engineering and design optimization.

Over $20 per group Ages 8 - 14 1 to 7 days
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In this environmental science activity, learners research what is essential for plant life and the necessary components of soil to support plants.

Over $20 per group Ages 11 - 14 1 to 4 weeks
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In this outdoor activity (on page 2 of the PDF under GPS: Baseball Activity), learners will investigate the transfer of energy using sports equipment.

free Ages 8 - 14 30 to 45 minutes
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In this water activity, learners discover ways to move water across the water table.

$5 - $10 per group Ages 4 - 6 10 to 30 minutes
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In this activity (on page 1 of the PDF under SciGirls Activity: Soccer Ball Kick), learners will investigate the transfer of energy using sports equipment.

free Ages 8 - 14 30 to 45 minutes
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In this indoor or outdoor water activity, learners pour water from small cups to large cups and containers. In doing so, they discover water takes the shape of its container.

$1 - $5 per group Ages 4 - 6 30 to 45 minutes
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In this activity, learners explore why they can see colors in bubbles and why they change.

1 cent - $1 per student Ages 6 - 11 5 to 10 minutes