There was an error while loading. Please reload this page.

Java Development Kit (JDK) 26, a planned update to standard Java due March 17, 2026, has reached the initial release candidate (RC) stage. The RC is open for critical bug fixes, with the feature set ...

Tessellation is when shapes fit together in a pattern with no gaps or overlaps. These squares make a tessellating pattern. You can make a tessellating pattern from just one type of shape or a number ...

Explore four-sided shapes looking at straight lines, curved lines and 2D shapes. What are 3D shapes? Learn about 3D shapes and their properties. What is tessellation? Find out how tessellation is when ...