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## Related Boards

Create your own geometric solids ornament with your family over winter break!

Want to use Illuminations resources but don't know where to begin? We've got you covered!

Concentration: Practice number & operations and geometry with this fun app!

Cubes: Fill a box with cubes, rows of cubes, or layers of cubes. The number of unit cubes needed to fill the entire box is known as the volume of the box. Can you determine a rule for finding the volume of a box if you know its width, depth, and height?

Cube Nets: A net is a two-dimensional figure that can be folded into a three-dimensional object.

Deep Sea Duel: Okta challenges you to a duel! That crazy octopus wants to play you in a game where the first person to choose cards with a specified sum wins. You can choose how many cards, what types of numbers, and Okta's level of strategy.

Equivalent Fractions: Create equivalent fractions by dividing and shading squares or circles, and match each fraction to its location on the number line.

### Equivalent Fractions

illuminations.nctm.org

Patch Tool: Quilters and other designers sometimes start by producing square patches with a pattern on them. These square patches are then repeated and connected to produce a larger pattern.

The Factor Game is a fun, interactive game that exercises your factoring ability. You can play against the computer or against a friend.

Tessellation Creator: A tessellation is a repeating pattern of polygons that covers a plane with no gaps or overlaps. What kind of tessellations can you make out of regular polygons?

### Tessellation Creator

illuminations.nctm.org

Isometric Drawing Tool: Use this interactive tool to create dynamic drawings on isometric dot paper. Draw figures using edges, faces, or cubes. You can shift, rotate, color, decompose, and view in 2‑D or 3‑D.

### Isometric Drawing Tool

illuminations.nctm.org

Geometric Solids: This tool allows you to learn about various geometric solids and their properties.

### Geometric Solids

illuminations.nctm.org