Search Results

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 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 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.

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

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.