Codeword puzzles are the perfect alternative if you feel like a change from crosswords, but aren’t quite ready for number-crunching Sudoku.

The principle is simple. Each number corresponds to a letter, so – starting with the solved letters - you use your logic and vocabulary to crack the code.

This new book in the Telegraph codeword series contains 150 brand new challenges, sure to frustrate and delight word lovers everywhere.

If a puzzle proves too much, full solutions are provided throughout.