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Showing results 1 to 9 of 9
What's in the Bag?
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In this activity, young learners use their sense of touch rather than sight to identify a mystery object in a bag. Learners take turns acting as "peekers" and "sensers" throughout the game.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-264.jpg?itok=Vzcbjb7d)
Full of Hot Air: Hot Air Balloon Building
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In this activity, learners create a model of a hot air balloon using tissue paper and a hairdryer. Educators can use this activity to introduce learners to density and its role in why things float.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-289.png?itok=b9p-C7DZ)
Temperature vs. Height: Soda Geyser Series #6
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In this activity, learners conduct a controlled experiment to examine how temperature will affect the height of a soda geyser.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-738.jpg?itok=bMChyO2X)
Smelly Balloons
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Are balloons porous or non-porous? In this activity, learners watch an entertaining Mr. O video and conduct a simple experiment to find out.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-441.jpg?itok=d_9E7yBO)
How Many Pennies?
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In this math activity, learners pretend there is a special store that lets you pay for toys by their weight in pennies.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-442.jpg?itok=eyBeGQrA)
Symmetry Fold-Overs
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In this math activity, learners experiment with the concept of symmetry.
Balance Challenge
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In this quick activity, learners take a balance challenge to measure their average balance time. As they collect data, they investigate how practice and repetition improve their balance time.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-290.png?itok=01QILuIJ)
Number of Mentos vs. Height: Soda Geyser Series #5
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In this activity, learners conduct a controlled experiment to examine how many Mentos are needed to make the tallest possible soda geyser.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-001-291.jpg?itok=_C1Pw06G)
Soda Brand vs. Height Experiment: Soda Geyser Series #4
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In this activity, learners conduct a controlled experiment to examine which brand of soda makes the best (highest) soda geyser.