Apress is offering many of its books on Game Development as part of the Humble Bundle: Developing Your Own Games. The proceeds from the sale would support the charities EveryLibrary, Girls Who Code, and Book Industry Charitable Foundation (Binc).

The whole Bundle is available on Pay What You Wish offer. Normally, the total cost for the ebooks in this bundle is as much as $1,316. However, buying through this offer, you choose the price and increase your contribution to upgrade your bundle.