Introduction Do you ever use math as a tool to solve interesting problems? In the 1970s math was often taught with simple worksheets. One teacher was looking for a way to help his students have more ...

Adjust the colors to reduce glare and give your eyes a break. 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 ...

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 ...

The perimeter is the total distance around the edge of a 2D shape. Examples of units of distance are millimetres (mm), centimetres (cm) and metres (m). The perimeter of any 2D shape can be found by ...

The perimeter is the total distance around the edge of a 2D shape. Examples of metric units of distance are millimetres (mm), centimetres (cm) and metres (m). The perimeter of any 2D shape can be ...

It’s around fourth grade that many youngsters become discouraged by math and begin to think of it as a subject they’re just not good at. Be aware of this and try to prevent your child from developing ...