Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS using one of the services below. You've just tried to add this ...

A recent report released by the National Assessment of Educational Progress shows a decrease in mathematical skills of American students – the first since 1990. While the reasoning behind the drop is ...

Unlock the fascinating world of geometry as we explore every complex shape explained in clear, simple terms. From polygons and polyhedra to spirals, fractals, and impossible-looking structures, this ...

Two-dimensional (2D) shapes are completely flat. They cannot be picked up. A polygon is a 2D shape with straight sides that meet at vertices. Polygons have names that show the number of sides they ...

Mathematicians are creating their own version of the periodic table that will provide a vast directory of all the possible shapes in the universe across three, four and five dimensions, linking shapes ...

Titch and Ted learn about geometry on their day out at the beach. Titch and Ted have had a lovely day at the beach, solving problems with 2D and 3D shapes and using the vocabulary of directions, ...

A strange shape described by mathematician Lord Kelvin in 1871 and predicted to behave unusually in a fluid has finally been fully studied in the real world thanks to 3D printing – and it seems Kelvin ...