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Room Doubling

Investigate the different ways you could split up these rooms so that you have double the number.

Fibonacci's Three Wishes 2

Second of two articles about Fibonacci, written for students.

Leonardo of Pisa and the Golden Rectangle

Leonardo who?! Well, Leonardo is better known as Fibonacci and this article will tell you some of fascinating things about his famous sequence.

Sheep Talk

Age 7 to 11
Challenge Level


Thank you to all who sent in solutions to this problem. Many of you sent in very careful answers to the first 10 words of the sheep talk sequence. Well done Richard and Kevin and all of  you who also spotted the famous sequence of numbers involved.

Here is the solution sent in by Alistair of Histon and Impington School:











I noticed all the totals are Fibonacci numbers and the A column is what the B column was last row, and the B column is what the total used to be in the last row. I predict the next numbers will be:

This is because the A's come from the B's in the previous row and the B's come from the A's and B's (the total) in the previous row.