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This activity explores what it means for a computer to be intelligent and introduces the topic of what a computer program is and how everything computers do simply involves following instructions writ

This activity shows learners how computers use numbers to represent pictures. A grid is used to represent the pixels (short for picture elements) of a computer screen.

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 helps students learn how computers "compress" text by identifying repeating patterns of letters, words, and phrases.

This activity about cryptographic techniques illustrates a situation where information is shared, and yet none of it is revealed.

This magic trick is based on how computers detect and correct data errors.

In this design challenge, learners will use computational thinking to design their own board game.

In this activity, learners examine nanoscale structures of common things.

In this activity, learners discover why some nanoscale science and technology is done in the controlled environment of a clean room, what clean rooms are like, and how scientists help keep the clean r

In this activity, learners will code an algorithm to make it through a maze.

In this interactive game, learners compare their music-listening skills with that of a three-month-old baby.

In this activity, learners use molecular model kits to construct familiar molecules like lactose, caffeine, and Aspirin.

In this activity, learners discover that the way a material behaves on the macroscale is affected by its structure on the nanoscale.