Grade 1

What is a corner?

corner

The place where two sides of a shape meet.

For example

A triangle cut from card has three corners to count.

In Grade 1

Children count corners on real shapes, noticing that the number of corners matches the number of sides.

Watch out for

Children often count one corner twice when they go round a shape. Start at one corner and stop when you reach it again.

Say it at home

Ask your child to press a finger on each corner of a book and count them.

Try it together

See how your child is doing with this, in about ten minutes. No signup needed.

Try the free Skill Check

More Grade 1 words