Do you ever find yourself mesmerized when looking at a satellite map online? It can be addicting, and interesting to view an area from the sky. Sometimes you find something that you would never ...

To find out, Oklahoma State University mathematician Henry Segerman used a 3D printer to build a shape that has 7 equilateral triangles connected at each vertex.

Discover the different types of triangles and find out the difference between an equilateral, scalene, isosceles and right-angled triangle in this KS2 guide.