Pre-K-2, 3-5
Learn how to count, collect, exchange, and make change for coins by manipulating coins using an array representation.
Pre-K-2, 3-5
Play a matching game with different representations of equivalent items.
3-5, 6-8
This applet allows you to examine various two-dimensional figures to determine which ones can be folded into a cube.
3-5
Use this applet to determine the volume of a box by filling it with cubes, rows of cubes, or layers of cubes. Determine the surface area as well by using the box's net.
3-5, 6-8
This strategy game requires you to select cards with a specified sum before your opponent (also available on iOS and Android).
Pre-K-2, 3-5, 6-8, 9-12
Need a pentagonal pyramid that's six inches tall? Or a number line that goes from ‑18 to 32 by 5's? You can create all those things and more! Place the images you want, then export it as a PDF or as a JPG image.
3-5, 6-8
Exercise your factoring ability against a human or the computer in this Calculation Nation game.
3-5, 6-8
Dividing Numbers into Two Factors and Building Arrays to Represent Each Factorization
Pre-K-2
The four games that can be played with
this applet help to develop counting and addition skills.
3-5, 6-8
This applet allows students to individually practice working with relationships among fractions and ways of combining fractions.