Math Websites

Which One Doesn’t Belong is a wonderful site for exploring your students’ mathematical thinking through conversation. Each image set invites students to look closely, compare, and explain their reasoning. There’s no single “right” answer. It’s all about noticing patterns, reasoning, and justifying ideas together. A great way to make math talk fun and meaningful for learners of all ages!

Desmos  is a free online tool for exploring math through interactive graphs. You can adjust numbers and see how equations change in real time, making abstract ideas easier to understand. It’s a great way for visual learners to explore math, notice patterns, and deepen their understanding.

GeoGebra  is a powerful free platform for exploring math visually and interactively. Whether it’s geometry, algebra, or graphing, you can drag, slide, and experiment with math concepts to see how they work. It’s perfect for curious learners who enjoy discovering ideas through hands-on exploration.

Polypad   and Toy Theater  offer a variety of virtual manipulatives that make math more visual and engaging. From number charts and base ten blocks to fraction bars and algebra tiles, these tools let users explore math concepts interactively. While hands-on manipulatives are ideal for early learners, these websites provide excellent visual support for practice and deeper understanding.

Slow Reveal Graphs  is a great tool for exploring data in a fun and thoughtful way. The graphs reveal a little information at a time, giving you a chance to notice patterns and make predictions about what the graph shows. Each reveal sparks curiosity, encourages discussion, invites questions, and deepens understanding of how to interpret data.

MathIsFun’s Math Dictionary  is a great place to find clear and simple explanations of math terms. Whether you’re brushing up on a concept, puzzled by a tricky word in a math problem, or exploring something new, this site can help! Each definition includes examples and visuals that make ideas easy to understand.