Play Happy Summer Jigsaw Puzzle free Online. Use mouse to play this html5 jigsaw puzzle games.. Drag and drop the all picture pieces to their exact locations to complete the pictures of the happy summer. The game comes with 6 pictures and three difficulties: 2x3, 3x4, 4x6. PlayGames365.com offers you the best entertainment of games to play in the browser, the most distributed from the 2000s until now.