Grades 1 - 6. Free web and app versions. Fee-based Academic Skill Builders Plus with added features.
Originally developed at the University of Kansas School of Education, Arcademic Skill Builders offers a variety of free single and multiplayer math games.
Ages 4+. Apps for purchase.
DragonBox produces a variety of game-based digital manipulative apps that teach number sense, addition, subtraction, algebra, and geometry.
Grades K - 8. Free.
Greg Tang is a professional development math educator and the author of a popular series of math picture books. His site includes several free online math games for elementary and middle school, and it also includes a free word problem generator.
Grades 1-6. Free, but a monthly subscription is needed for an ad-free experience and premium games.
Created by a math teacher, Math Playground not only offers learning games, but also provides math videos with problems and solutions, and word problems modeled with digital blocks. The Thinking Blocks page contains updated modeling activities. Students can build their own digital models with the Thinking Blocks Tool.
Grades 3 - 7, but most are for grades 6 & 7; check each activity's Teacher Guide for specific levels. Mainly web-based options, which are free. Some apps for purchase.
Math Snacks provides games, animations, and interactive resources. This resource is offered through a partnership led by New Mexico State University.
Grades 1 through university level. Free on the web, mobile apps for purchase.
PhET is from the University of Colorado. Their interactive science and mathematical simulations are available without an account, but the teacher tips, video primers, and teacher-submitted activity lesson require free registration.
PhET includes over 100 simulations. Examples:
Make a Ten - Place value (1st and 2nd grade standards)
Arithmetic - Multiplication, division, factoring (3rd grade standards)
Area Model Introduction - Factors, products, multiplication (3rd and 4th grade standards)
Fractions: Equality - Equivalent fractions, number lines, improper fractions ( 3rd and 4th grade standards)
Function Builder: Basics - Functions, transformations, ordered pairs ( 8th grade and high school standards)
All ages. Free website version or purchase the app.
XtraMath is an ad-free site for timed math fact practice: addition, subtraction, multiplication, and division. Account registration required. Detailed reports track progress.