Listmania!
Good DS brain games
Dr Kawashima's Brain Training: How Old Is Your Brain? (Nintendo DS)Dr Kawashima's Brain Training: How Old Is Your Brain? (Nintendo DS)
Buy new: £14.99 / Used from: £7.25
The Classic that started it all.
More Brain Training (Nintendo DS)More Brain Training (Nintendo DS)
Buy new: £15.12 / Used from: £9.70
The worthy follow up.
Fritz Chess (Nintendo DS)Fritz Chess (Nintendo DS)
Chess will sharpen you up quicker than anything.
Chessmaster 11 (Nintendo DS)Chessmaster 11 (Nintendo DS)
Buy used from: £10.65
Although Fritz Chess is better, this has some good mini games to keep you entertained.
Scrabble 2009 (Nintendo DS)Scrabble 2009 (Nintendo DS)
Buy new: £14.96 / Used from: £12.00
Great for vocabulary improvement.
Tetris DS (Nintendo DS)Tetris DS (Nintendo DS)
Buy used from: £22.99
A fun, addictive, classic puzzle game.
Sudoku Master (Nintendo DS)Sudoku Master (Nintendo DS)
Buy new: £3.45 / Used from: £11.99
Low on frills, high on puzzles and game play.
My Spanish Coach Level 1 - Learn To Speak Spanish (Nintendo DS)My Spanish Coach Level 1 - Learn To Speak Spanish (Nintendo DS)
Buy new: £14.99 / Used from: £13.00
Learning any language will sharpen you up in no time. They also do French, Japanese and a whole host of other languages in this series. A fun, effective way to learn.