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    Computer Science Unplugged
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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. This activity demonstrates three search...

    1 cent - $1 per group Ages 8 - adult 30 to 45 minutes
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    Computer Science Unplugged
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    This activity introduces the idea of "divide and conquer" using a fictitious but serious problem--a pair of dirty socks has accidentally been wrapped in one of the presents that Santa is...

    free Ages 8 - 18 30 to 45 minutes
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    Computer Science Unplugged
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    This activity about cryptographic techniques illustrates how to accomplish a simple, but nevertheless seemingly impossible task—making a fair, random choice by flipping a coin between two people...

    $1 - $5 per group Ages 8 - 18 30 to 45 minutes
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    Computer Science Unplugged
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    In this activity, learners conduct a simulation exercise related to public key encryption and try to intercept a message sent between two learners. This activity works with two learners but is most...

    free Ages 11 - 18 30 to 45 minutes
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    Computer Science Unplugged
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    In this activity, learners listen to songs and decode hidden messages based on the same principle as a modem. As a final challenge, learners decode the binary messages in a music video. This is an...

    free Ages 6 - 18 30 to 45 minutes
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    Arizona Science Center
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    This activity draws upon a familiar, computer-based concept related to visual resolution: pixilation. The sharpness of a digital image is determined by the density of illuminated points on a screen...

    free Ages 11 - 14 5 to 10 minutes
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    Computer Science Unplugged
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    In this activity, learners use a fictitious map of "Tourist Town" and counters to problem solve how to place ice-cream vans on street intersections so that every other intersection is...

    $1 - $5 per group Ages 11 - 18 45 to 60 minutes
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    Twin Cities Public Television
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    In this technology activity, learners explore digital imaging and pixels. Learners "transmit" an image to a partner by creating an image on grid paper. Learners then use a code of zeroes...

    1 cent - $1 per group Ages 8 - 14 45 to 60 minutes
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    Computer Science Unplugged
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    In this outdoor activity, learners use pegs (like tent pegs) and string or elastic to simulate drill sites and roads in Northern Canada. Learners are challenged with figuring out how to connect the...

    $5 - $10 per group Ages 11 - 18 30 to 45 minutes
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    NASA
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    In this interdisciplinary activity, learners create a Space Weather Action Center (SWAC) to monitor solar storms and develop real SWAC news reports. Learners work in teams to first investigate...

    Over $20 per group Ages 8 - 14 4 to 24 hours

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    • Oregon Museum of Science and Industry (remove)
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