Here you can play Monkey Go Happy Marathon 1 for free.
Try to finish the game. It’s not easy…
Did you get stuck?
If you get stuck on a particular puzzle level, don’t worry! There are informational walkthroughs available with step-by-step directions on how to complete each level, as well as a video walkthrough available here on http://www.monkeygohappymarathon4.com/monkey-go-happy-marathon-walkthrough-levels-1-15/