For learning. For inspiration. Or just for fun.
Addition : Add one number to another number. See how quickly you can solve the sums.

SEE if you can solve fifteen of these addition problems in two minutes.


Click the Question Mark to see the answer.

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Mental Arithmetic (8) Word and Number Puzzles (310)

Picture: © Simon Johnston, Geograph. Licence: CC-BY-SA 2.0. View original
A sundial at Donibristle House, Dalgety Bay, Fife. Sundials rarely agree with clock time, and you have to add or subtract up to 17 minutes to make up for it.

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Letters Game

What is the longest word you can make using these letters?

Press enter or type a space to see feedback on your word.

More like this: Letters Game Games with Words

Numbers Game

Work across from the number on the left, applying each arithmetical operation to the previous answer. What’s the final total?

Tip: Click any of the four inner squares to check your running total.

More like this: Maths Steps (Mental Arithmetic Game) Mental Arithmetic

Selected Stories
Based on an account by Saint Bede of Jarrow
Driven out of Northumbria, Bishop Wilfrid goes to the south coast and saves a kingdom from starvation.
General Gordon’s death was a sensation and a scandal in its day.
Eurystheus pits his cousin against a son of Ares and some man-eating horses.
Based on an account by Saint Bede of Jarrow
How hard-pressed Christians on the Welsh border won a battle without bloodshed.
Irish monk St Columba is credited with being among the first witnesses to the ‘Loch Ness monster’.
Music by John Field
A Dubliner with a roving eye and a gift for melody, John Field challenged some of Europe’s finest pianists to demand more of themselves and their music.