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    National Center for Women and Information Technology (NCWIT)
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    Even fast computers are limited to how quickly they can solve problems. One way to speed things up is to use several computers at once. In this physical activity, learners act as multiple networked...

    $1 - $5 per group Ages 8 - 14 45 to 60 minutes
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    National Center for Women and Information Technology (NCWIT)
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    Data in computers is stored and transmitted as a series of zeros and ones. Learners explore how to represent numbers using just these two symbols, through a binary system of cards. When the card&...

    $1 - $5 per student Ages 8 - 14 45 to 60 minutes
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    National Center for Women and Information Technology (NCWIT)
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    Computers are often used to put lists into some sort of order—for example, names into alphabetical order, appointments or e-mail by date, or items in numerical order. In this activity learners...

    $1 - $5 per group Ages 11 - 14 45 to 60 minutes
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    Science Museum Group
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    In this activity, learners make their own encrypted code to pass along secret messages using a printable cipher wheel. Learners explore mathematical concepts and create their own simple algorithms...

    $1 - $5 per student Ages 8 - 18 30 to 45 minutes