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Mystery Jars: Make Your Own: Estimating and Counting
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Learners make a counting/estimating jar to exchange with friends or bring home.
Splitting White Light
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In this optics activity, learners split white light into all its component colors using three household items: a compact disc, dishwashing liquid, and a hose (outside).
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Bet the Farm
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This is an online game about the complexities of farming. Learners will "draw" cards and make decisions about how to take care of their farm.
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The Squeeze Box
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In this geology activity learners build a "squeeze box," which allows them to compress layers of sediment. This is a great way to investigate folding and faulting in the Earth.
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Beach Zonation
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In this outdoor, ocean-side activity, learners investigate the distribution of organisms in the upper region of the intertidal zone.
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A Slime By Any Other Name
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This fun video explains how to make a batch of oobleck (or slime) and why this special substance is known as a "non-Newtonian" fluid. Watch as Mr.
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Gearing up with Robots
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In this activity, learners experiment with gear motion to understand how gears work to change the amount of force, speed, or direction of motion in machines.
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Which Parachute
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In this activity, learners will engineer three different parachutes to test how well each one works.
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Balancing Act
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In this activity, learners will build thier own balance scale. Learners will explore weight and comparison through this activity.
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Radioactive-Decay Model: Substitute coins for radiation
Source Institutions
Get a roll of pennies, throw them on the ground, then remove those that only show tails, and repeat with the ones left over.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-003-371.jpg?itok=G0NIzJmW)
Pop Rockets
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Learners place water and part of an antacid tablet in a film canister. The reaction creates a gas reaction that launches the film canister like a rocket.
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What's the Difference between Weather and Climate?
Source Institutions
In this interactive and informative group activity, learners use packages of M&M's to illustrate the difference between weather and climate.
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Static Electricity
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In this quick activity, learners explore static electricity using a plastic comb, wool cloth, puffed rice, and a plastic bag.
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Make and Fly a Helicopter
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Learners follow the template to build and fly a paper helicopter.
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Sky Glider Challenge
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In this design challenge activity, learners use two helium-filled balloons to build a blimp that can travel in a straight path across the room.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-506.jpg?itok=SYPvmUtJ)
Wetland Filter Model
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In this quick activity (located on page 2 of the PDF under GPS Wetlands Activity), learners will model how wetlands act as natural filters for the environment.
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Mini Glacier Meltdown
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This activity (located on page 3 of the PDF under GPS: Glaciers Activity) is a full inquiry investigation about the different causes of glacial melt.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-000-701.jpg?itok=Ilknm-xN)
Float Your Boat
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In this physics activity, learners will explore buoyancy.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-248.jpg?itok=pvuw8cNb)
Create a Food Diary
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In this nutrition activity (page 3 of the PDF), learners will record their food consumption for one day, and then evaluate how their actual diet matched up with the recommended diet.
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Garden Poles
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In this activity, learners build large-scale structures and cantilevers in a series of "building out" challenges with garden poles and tape.