This page contains the solution of level 3-21 (Monster Convention) in world 3 (The Neighborhood) from the popular iOS and Android game Pudding Monsters. Below you can find a 0-stars, 1-star, 2-stars and 3-stars walkthrough, including a video of how to earn the crown.
3 starsMove the monster that leans against the normal house right. Move all monsters up exept the bottom-right monster. Send both small monsters left. And the big 7-eyed monster down.
2 starsMove 2 monsters (out of 3 in a diagonal row) in the middle to the top to create an instant 3-eyed monster. Move all monsters to the left until they can't go any further. Then move the 4-eyed monster 2 times down.
1 starCreate a 4-eyed monster in the top-left by pushing the 3 monsters in the middle up. Push this 4-eyed monster right, 2x down and left. Move the remaining 1-eyed monster down.
0 starsMove all monsters up until you can't go any further. Then move the 3-eyed monster left.