Two-dimensional (2D) shapes are completely flat. They have two dimensions – length and width. A polygon is a closed 2D shape with straight sides that meet at vertices. Polygons can be regular or ...

Learn how to solve problems about angles made between straight lines. Angles in polygons Learn how to use a formula to find out the internal angles within a polygon. Angles in triangles Learn how ...

A broad and balanced curriculum and employer-led project-based learning will involve hard choices. It is not a simple change.

We invited teenagers to write miniature memoirs about meaningful moments in their lives. Read the 20 winning stories. By The Learning Network This year’s Super Bowl was likely the biggest ...

Water resources are sources of – usually fresh – water that are useful, or potentially useful, to society; for instance for agricultural, industrial or recreational use. Examples include ...