This site, from the National Council of Teachers of Mathematics (NCTM), features complete lesson plans, mobile games for students, interactive activities, and brain teasers. Grades: PreK–12; cost: Free


Xtramath is like a daily math vitamin. An interactive online tool that helps students practice and master basic arithmetic facts, it’s quick and easy to use. Weekly emails provide progress reports for teachers and parents. Grades: K–8; cost: Free

Math Playground

More than 425 math games, logic puzzles, and brain workouts for students to practice their math skills. Grades: 1–6; cost: Free

GregTangMath strives to provide unparalleled math lessons for students as well as professional development for in-service teachers. Games, puzzles, and other resources, like free downloads, worksheets/word problems, math centers. Grades: K–6; cost: Free 

 Khan Academy

Khan Academy is on a mission to give a free, world-class education to anyone, anywhere. Their personalized learning resources are available for all ages. Video learning segments are followed by practice activities.  Grades: K–12; cost: Free





Funbrain has been helping students learn key math concepts and develop crucial skills since 1997. Students can choose from a slew of games. The best part? It’s all free! Grades: PreK–8; cost: Free


Jefferson Lab

Your students will love fun math games like Speed Math Deluxe, Mystery Math, Place Value Game, and more. Grades: 3–11; cost: Free


Coolmath Games

Yes, math games can be cool! Check out the hundreds of games on this site and on Coolmath4kids. Grades: K–12; cost: Free; $ ad-free version





Another resource to help students build fact fluency. Each game is tailored to students’ ability levels. Grades: 2–6; cost: Free trial; $ monthly subscription



Award-winning program finds and fixes learning gaps with the power of personalized learning. Three-pronged approach features personalized learning, pinpoint assessments, and interactive classroom. Grades: K–8; cost: Free version includes all curriculum, one test per year, and basic overview of student progress; $ for personalized learning license