Faengsrud founded House of Math in 2006, bootstrapping it from a one-woman tutoring service into a platform with over 2.6 million users.

As nine students cluster in a semi-circle in Gail Younie’s cozy summer school classroom at Stephensen Elementary in Southwest Portland, the baggies full of brightly-colored two-dimensional Styrofoam ...

During Math classes in schools some students thrive on solving equations, while others feel lost in a sea of numbers and formulas. For educators, the challenge lies in striking the perfect balance: ...