A prism is a 3D shape which has a constant cross section - both ends of the solid are the same shape and anywhere you cut parallel to these ends will give you the same shape. For example, in the prism ...

The Sundarbans mangrove forest, one of the largest such forests in the world (140,000 ha), lies on the delta of the Ganges, Brahmaputra and Meghna rivers on the Bay of Bengal. It is adjacent to the ...

Learn about triangles and quadrilaterals with BBC Bitesize Key Stage 3 Maths. Learn about tessellations with BBC Bitesize Key Stage 3 Maths. WATCH: How to draw a regular hexagon, square and triangle A ...