An exhibition devoted to the African-American abstract painter highlights his energetic forms, tense lines and subtle ...

Save guides, add subjects and pick up where you left off with your BBC account. Two-dimensional (2D) shapes are completely flat. They have two dimensions – length and width. A polygon is a ...

Find out how tessellation is when shapes fit together in a pattern with no gaps or overlaps. Shapes with 4 sides Explore four-sided shapes looking at straight lines, curved lines and 2D shapes ...

There are lots of different products out there. It might take some experimenting to find what's right for you. Pads are rectangles of absorbent material that attach to the inside of a girl's underwear ...

Curriculum-linked learning resources for primary and secondary school teachers and students. Videos, games and interactives covering English, maths, history, science and more!

This small pulverizer system has the same patented flexible impactor technology as our larger Andela Pulverizer Systems with our time proven design for making quality glass cullet or aggregate with ...