Pay $1 or more. Normally, the total cost for the ebooks in this bundle is as much as $477. Here at Humble Bundle, you choose the price and increase your contribution to upgrade your bundle! This bundle has a minimum $1 purchase.
Read them anywhere. The ebooks in this bundle are available in PDF, MOBI, and ePub formats, so they work on your computer, e-readers, iPads, cell phones, and a wide array of mobile devices! Instructions and a list of recommended reading programs can be found here.
Support charity. Choose where the money goes – between the publisher and Code for America via the PayPal Giving Fund. If you like what we do, you can leave us a Humble Tip too!