Step 3 Objective

Know the squares of numbers up to 10 × 10.

Examples of what pupils should know and be able to do

Answer questions such as these readily.

What is the third square number?

What is the next square number?

What number multiplied by itself gives 36?

Probing questions

Why are 1, 4, 9, 16 called square numbers?

How would you find the 15th square number?

Which is the square number closest to 30?

The sum of two square numbers is 20: what are they?

 

What if pupils find this a barrier?

Use interlocking cubes to make square arrays.

Draw different squares, find their areas and compare to the length of side.

Use area ITP - Zip file (555Kb) to draw squares.