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In this activity (on page 2), one person "programs" the other like a robot to move through a space, trying to get them to avoid obstacles and reach a goal.

In this activity, learners discover that training a robot can be hard work! Learners investigate how robots complete a task by following a list of sequential instructions.

In this activity, learners make their own encrypted code to pass along secret messages using a printable cipher wheel.

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.