Crossnumber Puzzles tournament-of-towns the Asian Pacific Mathematics Olympiads

the Asian Pacific Mathematics Olympiads (APMO) have become a model for regional competitions around the world where costs and logistics are serious considerations

Recommended as extension material for students in years 8–9

arithmetic sequences

The authors

Author: PJ Taylor

Crossnumber Puzzles tournament-of-towns the Asian Pacific Mathematics OlympiadsCrossnumber puzzles are something akin to detective stories. Clues are given, but the implications of the clue needs to be worked out before it is applied in furthering the solution of the puzzle. A unique feature of this book is that each puzzle comes with a solution guide which gives one possible order for solving the puzzle. The solution guide shows which cell or cells to tackle next, without showing how to do it. Many of the clues in the puzzles