Test your knowledge of taxicab geometry, triangular numbers, the golden ratio and more.

Second grade Math Mights you are getting so smart with place value. You're using Value Pak like a pro, being able to put it into expanded form and then showing the value.

Self-affine tiles and fractal geometry form a rich field where geometric precision meets the complexity of nature’s form. At its core, the subject examines how self-affine tiles—constructed ...