Humble Bundle has two bundles that people that are just starting out with game development could use:
A Unity Bundle with over 1000+ dollars of amazing stuff for just 15 dollars
Buying this bundle will support the charity Gameheads via United Roots!
A Corel Graphics Design Bundle!
Gravit Designer PRO + Corel Painter (and plugins): Graphic design software. 998 dollars of software for 25 dollars!
By buying the bundles you will also be supporting Make-A-Wish Foundation and Game Changer!
Lastly, there is a Python Bundle available!
867 dollars of Python goodies for 20$.
By buying the bundle you will be supporting the Python Software Foundation as well as another charity of your choosing.