This collection includes resources you may use when teaching this concept to your students. The key to abstraction is to be able to identify and filter out or ignore the details not necessary to solve the problem. From there, a model (equation, image, word, simulation, etc.) can be developed to repr more

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This ebook is indicated in the Divide and Conquer lesson plan. To reinforce the concept of divide and conquer decomposition students can explore the silly “Santa’s Dirty Socks” ebook where savvy elves use divide and conquer to efficiently locate Santa’s dirty socks amid a sea of packages on more

From Code.org: With nothing but paper and markers, students will learn the four steps of computational thinking. After a brief introduction, students should be split into groups where they will have to create directions for other students to draw a specific monster (from a catalog of pre-selected mo more

Bee-Bot is a simple game for very young children to start to understand programming. Although geared toward children younger than Middle and High School, Bee-Bot can be used as a visual example to explain and practice decomposition.

Computers are often required to find information in large collections of data. They need to develop quick and efficient ways of doing this. This activity demonstrates three different search methods: linear searching, binary searching and hashing. Fun game!

This activity allows the user to explore Venn Diagrams and their various applications. This activity would work well in groups of two for about thirty to forty-five minutes if you use the exploration questions and fifteen to twenty minutes otherwise. By Shodor.org. One simple instruction you likely more

Computers store drawings, photographs and other pictures using only numbers. The following activity demonstrates how they can do this. By Computer Science Unplugged.

Scratch is a fantastic application - free at scratch.mit.edu - for teaching students how to design algorithms as applied to a coding environment suitable for upper elementary, middle and high school students. (and adults!) See below for links to get started.

This activity allows the user to experiment with encoding and decoding messages using modular arithmetic. This activity would work well in mixed ability groups of four or five for about forty-five to fifty minutes if you use the exploration questions and twenty minutes otherwise. By shodor.org.