Here are some cheats and tips for the game Mc Kids.
Note: This game is also titled McDonald Land.
Unlimited hearts:
Hit the first squirrel with the top block on club house level
1-2. Continue forward and take a block from the stack of six blocks.
Stand underneath the spider and press B + Up when
the spider is at its highest point. The block will hit the spider,
bounce off the stump, and leave the screen. Repeat this to collect
an unlimited number of hearts.