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    Computer Science Unplugged
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    In this puzzle, learners investigate the decisions involved in linking a network between houses in a muddy city. It can lead on to a discussion of minimal spanning tree algorithms for optimizing...

    1 cent - $1 per student Ages 8 - 18 30 to 45 minutes
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    Science Museum of Minnesota
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    This is a perfect summertime lunch activity! Pico Cricket is required (micro controller). First, get a bunch of cut up fruit, line them up, then plug a piece of fruit with a Pico Cricket sensor...

    Over $20 per group Ages 8 - adult 45 to 60 minutes
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    Computer Science Unplugged
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    This activity about cryptographic techniques illustrates a situation where information is shared, and yet none of it is revealed. A group of learners will calculate their average age without anyone...

    1 cent - $1 per group Ages 11 - adult 5 to 10 minutes
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    Science Museum of Minnesota
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    This activity requires a Pico Cricket (tiny computer). Learners work on designing and building a sound sensor out of household materials, like plastic wrap and cardboard. This will connect with the...

    Over $20 per group Ages 8 - 18 2 to 4 hours
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    Computer Science Unplugged
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    In this activity related to computer programming, learners give directions to a "robot" (either an adult or another learner) and find out which instructions the robot is able to follow,...

    $1 - $5 per group Ages 6 - 18 10 to 30 minutes
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    The Exploratorium
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    In this web-based activity, learners try to figure out who in an online chat room has their matching puzzle piece. This is a matchmaking activity that can be used as an icebreaker to introduce...

    $1 - $5 per group Ages 11 - 18 45 to 60 minutes
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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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    Science Museum of Minnesota
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    This activity requires a Pico Cricket (tiny computer). In this activity, learners will build a painting machine out of house hold materials, like a cereal box and some thread, use Lego parts to...

    Over $20 per group Ages 8 - 18 4 to 24 hours
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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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    Science Museum of Minnesota
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    Make two firefly lanterns, then program them to blink to one another and change colors. Learn to program a Pico Cricket (micro-controller) to communicate with other Pico Crickets using infrared (IR...

    Over $20 per group Ages 8 - adult 2 to 4 hours

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