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In this activity, learners explore center of gravity, or balance point, of stacked blocks.

In this activity, learners will engineer a new shape and use it to create a new pattern with no wasted space.

In this activity, learners will explore how and why weight distribution works.

In this fun hands-on activity, learners use simple materials to investigate evaporation. How can the evaporation of water on a hot day be used to cool an object? Find out the experimental way!

Learners make their own simple slide rules out of paper and learn how they work.

In this activity, learners will explore how product barcodes are scanned accurately and be able to "guess" the last number in a 13 digit barcode correctly every time.