CodeMonkey uses a game based approach as students program the monkey to get his bananas. There are 30 challenges of increasing difficulty. There are small tutorials for each challenge if needed. Lots of fun.
This a very informative monthly on-line magazine and website. There is a subscription cost for the magazine but the website is FREE – LOTS of useful information
Puzzles and games to challenge coding skills.using simple commands players can program their robots through ever increasingly complex mazes.
This extensive website has free coding lessons and so much more …including the Hour of Code Challenge.