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In this math game (Page 6 of the Are You Game? PDF), learners examine the probability of rolling sums from 0 to 12 with two dice. The first player to reach the finish line is the winner.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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In this engineering activity, challenge learners to construct a paper bridge that can support 100 pennies.

1 cent - $1 per student Ages 6 - 11 10 to 30 minutes
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Learners build a wind turbine and test it to see how much energy is created.

Over $20 per student Ages 11 - 18 45 to 60 minutes
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En esta actividad, los aprendices usarán la lógica para ganar un juego. Dos personas toman turnos quitando uno o dos "cuerdas" de las estacas en el suelo.

1 cent - $1 per group Ages 4 - 11 5 to 10 minutes
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See what force a magnet has on a wire that has current running through it: will it push it, pull it, or will nothing happen? This is the foundation of a simple electric motor.

1 cent - $1 per student Ages 6 - 18 Under 5 minutes
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In this activity, learners conduct an experiment to help Pharaoh design a better insulated tomb.

1 cent - $1 per group Ages 8 - 14 10 to 30 minutes
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This activity is about how you form mental images of your body's position in space, independent of vision. Can you take a sip of water from a cup with your eyes closed?

free Ages 11 - 18 10 to 30 minutes
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In this kinesthetic activity that demonstrates pressure, learners act as air molecules in a "container" as defined by a rope.

free Ages 8 - 14 10 to 30 minutes
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In this activity, learners investigate the movement of water into and out of a polymer. Learners test the diffusion of water through gummy bears, which are made of sugar and gelatin (a polymer).

$1 - $5 per student Ages 11 - 18 1 to 7 days
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En esta actividad sobre la densidad de los líquidos, los participantes ven si las gotas de colorante se hunden en diferentes soluciones de agua.

1 cent - $1 per group Ages 8 - 11 10 to 30 minutes
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In this design challenge activity, learners invent a pinball-like game where a kick stick hits a ping pong ball into a target that buzzes.

$10 - $20 per student Ages 8 - 14 45 to 60 minutes
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In this design challenge activity, learners modify a cup so it can carry a marble down a zip line and also drop it onto a target.

$1 - $5 per student Ages 8 - 18 45 to 60 minutes
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In this activity (located on page 9 of the PDF), learners are introduced to Aesop's fable, "The Crow and the Pitcher." In the story, a clever crow drops pebbles into a pitcher to cause the water level

free Ages 6 - 11 45 to 60 minutes
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In this activity, learners will decide together on a question about how far, long or high the group could reach together.

free Ages 4 - 14 10 to 30 minutes
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This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.

1 cent - $1 per student Ages 6 - adult 30 to 45 minutes
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In this science trick, learners get an egg to stand-up on its long-axis vertical to a table's top.

1 cent - $1 per student Ages 8 - 18 5 to 10 minutes
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In this activity, learners model hot spot island formation, orientation and progression with condiments.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
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In this activity, learners will explore how animal in cold areas stay warm.

$1 - $5 per student Ages 4 - 11 10 to 30 minutes
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In this activity, learners take a turn contributing a closed figure made of six squares to a large grid; each must be different from all the others on the grid so far.

1 cent - $1 per group Ages 4 - 14 5 to 10 minutes
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In this activity, learners construct paper airplanes that twist and turn.

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