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In this activity, learners play a card game that explores different size scales--macro, micro and nano.

In this activity, learners play a card game that explores the relative sizes of various objects. Learners compete to organize their hand of cards into lists of objects from largest to smallest.

“Exploring the Solar System: Pocket Solar System” is a hands-on activity in which visitors make a scale model of the distances between objects in our solar system.

In this activity, learners mark their height on a height chart and discover how tall they are in nanometers.