Enter our prize sudoku draw!

We've got 10 copies of Colours from Nature by Jenny Dean to give away. Packed with practical tips and dyeing advice, if you're looking for a shade you can't find in the shops or have resolved to start the new year by making your own yarn, this is the book for you.

The January issue hits shops on Thursday 3 December 2009. Turn to page 94, complete our prize sudoku and enter the prize number below for your chance to win.