The Math Minds team developed the following interactives to allow people to experience fundemental relationships of mathematics. The interactives are not written as calculators. Rather, they follow basic mathematical rules using pedagogically powerful visual representations to promote noticing key concepts that are central to the nature of mathematics.

Explore the different interactives and see working examples by following the links below.

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Number Circle Builder

Build Number Circles from prime factors.

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Factor Tree

Create factor trees, using Number Circles, in Layered Equality and Pruned to Prime formats.

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Factor Builder

Find all factors of a number or common factors of a set of numbers.

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Nested Groups

Explore multiplication as one and two dimensional arrays of Nested Groups.

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Number Circle Render

Render number circle images.

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