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Battleships: Searching Algorithms
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This activity explores the main algorithms that are used as the basis for searching on computers, using different variations on the game of battleships.
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Dunking the Planets
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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.
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Earth's Water: A Drop in Your Cup
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This creative lesson plan provides a visual way for learners to gain knowledge about the finite amount of fresh water on Earth and encourages the discussion of the various ways to conserve this resour
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Transit Tracks
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In this space science activity, learners explore transits and the conditions when a transit may be seen.
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Programming Languages: Marching Orders
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In this activity about computer programming, learners follow instructions in a variety of ways in order to successfully draw figures.
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Pendulum Snake
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In this physics activity, learners assemble and/or investigate a pendulum "snake." Several large steel hex-nuts are suspended on strings of successively increasing length to form a series of pendulums
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Card Flip Magic: Error Detection & Correction
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This magic trick is based on how computers detect and correct data errors.
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What's the Difference between Weather and Climate?
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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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Our Place in Our Galaxy
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In this fun and simple hands-on astronomy activity, learners construct a model of our place in the Milky Way Galaxy and the distribution of stars, with a quarter and some birdseed.
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The Thousand-Yard Model
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This is a classic exercise for visualizing the scale of the Solar System.
![](/sites/default/files/styles/square_100/public/resource_images/smile-000-000-004-646.gif?itok=gOuxkrV4)
Earth's Water: A Drop in Your Cup
Source Institutions
This creative lesson plan provides a visual way for learners to gain knowledge about the finite amount of fresh water on Earth and encourages the discussion of the various ways to conserve this resour