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The Root of the Problem

Find the sum of this series of surds.

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Picturing Square Numbers

Square numbers can be represented as the sum of consecutive odd numbers. What is the sum of 1 + 3 + ..... + 149 + 151 + 153?

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Sums of Powers - A Festive Story

A story for students about adding powers of integers - with a festive twist.

Picture Story

Age 11 to 16 Challenge Level:
Take a look at the video below.



Can you describe what happens?

Can you explain how the video might continue, if more little cubes were available?

Can you be sure that the patterns in the video will carry on?

Can you use algebra to represent the patterns you saw?