Would mathematics exist if people didn't? Did we create mathematical concepts to help us understand the world around us, or is math the native language of the universe itself? Jeff Dekofsky traces some famous arguments in this ancient...

Each term of Intermath's interactive math dictionary contains a description and links to related terms, everyday examples, interactive checkpoint, more information, and challenges located in the left-hand column of the page. This...

Make predictions then explore the patterns found in everyday objects like stairs. This interactive exercise focuses on developing an equation to represent a mathematical rule and working with virtual manipulatives to visualize a concept,...