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A Romantic Riddle

Read this riddle and see if you can work out how the trees must be planted.

Fibonacci's Three Wishes 1

First or two articles about Fibonacci, written for students.

A Story about Absolutely Nothing

This article for the young and old talks about the origins of our number system and the important role zero has to play in it.

Three Neighbours

Age 7 to 11 Challenge Level:

Take three numbers that are 'next door neighbours' when you count. These are called consecutive numbers.

Add them together.

What do you notice?

Take another three consecutive numbers and add them together.

What do you notice?

Can you prove that this is always true by looking carefully at one of your examples?