Personalized math & spelling practice that students love

Engage your students with adaptive learning and multiplayer games aligned to key state standards for grades K-8. Proven to accelerate growth.

To celebrate the return to school, students earn double the coins when completing their diagnostic!

Standards alignment

Sumdog’s in-game questions cover standards for K-8. The games complement teacher-led lessons or instruction to reinforce learning or offer extra support at school or home for areas that need improvement.

Sumdog works!

A recent study demonstrated that using Sumdog for just 30 minutes a week almost doubled children’s fluency growth. With Sumdog, you can easily see student activity at a glance and the powerful diagnostic tool enables you to quickly identify strengths and areas for development.

Over 25 exciting adaptive learning games!

Cannonball Sumdog game screenshot
Powerboat game image with question 9x9=

Latest News

Welcome back to school!

Kickstart the new school year with Sumdog. Learn how we can help you get your classes set up plus free downloadables to help you get to know your class.

Welcome back to school with Sumdog logo and images of pencils and maths equipment

An instant hit!

“After the first day of using the program, I knew it was an instant hit. The next day my students were eagerly asking, well, begging really, to use the program again.”
Sherri Oliver, Teacher, Mount Vernon Community School, VA, USA

A great educational game!

“This program targets several objectives at one time. My ELD students are the ones that are benefiting from it the most - they are spelling, listening and writing all in one game. This is a great educational game.”
Noemi Escalante, Teacher, Clawson Elementary School, AZ, USA
“Sumdog's mission is to narrow the achievement gap - by helping every child reach their full potential.”

Andrew Hall, Sumdog CEO