Games

game

One, Three, Five, Seven

Age

11 to 16

Challenge level

3 out of 3

A game for 2 players. Set out 16 counters in rows of 1,3,5 and 7. Players take turns to remove any number of counters from a row. The player left with the last counter looses.
game

Yih or Luk Tsut K'i or Three Men's Morris

Age

11 to 18

Challenge level

1 out of 3

Some puzzles requiring no knowledge of knot theory, just a careful inspection of the patterns. A glimpse of the classification of knots and a little about prime knots, crossing numbers and knot arithmetic.
game

Instant Insanity

Age

11 to 18

Challenge level

1 out of 3

We have a set of four very innocent-looking cubes - each face coloured red, blue, green or white - and they have to be arranged in a row so that all of the four colours appear on each of the four long sides of the resulting cuboid.
problem

Twin Corresponding Sudoku

Age

11 to 18

Challenge level

1 out of 3

This sudoku requires you to have "double vision" - two Sudoku's for the price of one
game

Last Biscuit

Age

11 to 18

Challenge level

2 out of 3

Can you find a strategy that ensures you get to take the last biscuit in this game?
game

Wari

Age

14 to 16

Challenge level

2 out of 3

This is a simple version of an ancient game played all over the world. It is also called Mancala. What tactics will increase your chances of winning?
game

Femto

Age

14 to 16

Challenge level

3 out of 3

A new card game for two players.
game

Femto: Follow Up

Age

14 to 16

Challenge level

3 out of 3

Follow-up to the February Game Rules of FEMTO.
game

Turnablock

Age

14 to 16

Challenge level

3 out of 3

A simple game for 2 players invented by John Conway. It is played on a 3×3 square board with 9 counters that are black on one side and white on the other.
game

Jam

Age

14 to 16

Challenge level

3 out of 3

A game for 2 players