Global Math Project
We're proud to partner with James Tanton in bringing to life a series of four wonderfully delightful learning Challenges based on the Piles & Holes puzzles, a sequel to the famous Exploding Dots. The Piles & Holes Challenges are aligned to middle school standards.
View our guides to get started!
What happens when you combine sand piles with other sand piles. Piles with holes? Holes with holes? In this challenge we'll find out!
What happens when you group collections of piles and holes together? Find out how to use parentheses to communicate with piles and holes!
In collaboration with