Annual Year-End Christmas Sale

It’s that time again. For businesses, counting inventory is looming. For shoppers, it’s time to shop.

Starting now and valid until December 31st, take 25% off all purchases of 2 items or more with the discount code ‘CHRISTMAS‘.

Included: all individual titles (including those already discounted) and books.
Not included: bundles and PDFs.

Shop the Christmas Sale! section.