ChuChu Rocket (Homebrew) NES

Alpha Status:

This is an alpha version, the game is not yet finished.

What's in here:

• The game engine is all here, with smooth 60FPS animation of many characters on the screen all at once, which is very unusual for a NES.
• Puzzle Mode is complete and fully playable.
• Stage Challenge Mode is somewhat playable, the Get Mice!, Run Away!. and Lunch Time! levels are playable.

What's missing:

• There is no sound or music yet.
• It does not keep track of which levels you have cleared.
• There is no time limit in Stage Challenge Mode
• 100 Mice and Cat Soccer levels are not yet implemented.
• There is no multiplayer mode yet.

Controls

• Start or A: Confirm or select something
• B or Select: Cancel or go back

Puzzle Mode

• A + Arrow: place an arrow, replace an arrow, or pick up an arrow
• B: Take back the latest placed arrow
• Select: Quit, or return to puzzle mode if the game is running.
• Start: Set the game in motion! Also toggles double speed mode while the game is running.

Stage Challenge

• A + Arrow: place an arrow. You can only have 3 on at a time, and can not place arrows on top of another. Arrows last for 10 seconds before they expire.
• Select: Quit

Source: https://www.dwedit.org/nes/chuchurocket.php