We use cookies to enhance your experience

We use essential cookies for website functionality and analytics cookies to understand how you use our site.

Loading Heart Box...

Heart Box

Logic Puzzles
4.8
100K plays Medium Free

How to Play

Use your mouse or touch to interact with the game. Follow the on-screen instructions to play!

About Heart Box

Professor Rat loves physics puzzles and games with robots! Therefore, he created Robby, but gave him a weak battery, which is why the little robot has to constantly recharge and participate in crazy experiments. Interact with various physical objects to guide robot Robby through all of Professor Rat's puzzle rooms and free him from the charger! Don't want to play the game? Then create your own amazing puzzles in the Level Editor! Features of the game: - Over 180 levels for your brain - Online database "Community Levels" with over 10000 levels by players - Level Editor and Collection of QR Levels - Various skins for the robot - 4 fun game modes - Realistic physics - Lots of cartoons - Leaderboards & Achievements

Popular Games

Word Solitaire thumbnail

Word Solitaire

Merge Fruit Characters thumbnail

Merge Fruit Characters

Nuts Bolts Sort thumbnail

Nuts Bolts Sort

Find Out Hidden Object thumbnail

Find Out Hidden Object

Ball Sort Puzzle thumbnail

Ball Sort Puzzle

Find Match 3D thumbnail

Find Match 3D

Hidden Objects: Home Sweet Home thumbnail

Hidden Objects: Home Sweet Home

Sticker Art Book Puzzle thumbnail

Sticker Art Book Puzzle

Solitaire Tripeaks thumbnail

Solitaire Tripeaks

Coloring by Numbers. Pixel Room thumbnail

Coloring by Numbers. Pixel Room

Get a screw: puzzle! thumbnail

Get a screw: puzzle!

Magic Story of Solitaire thumbnail

Magic Story of Solitaire

Goods Sort 3D thumbnail

Goods Sort 3D

Home Design - Match 3 thumbnail

Home Design - Match 3

Block Blast Master thumbnail

Block Blast Master

Popping Candies thumbnail

Popping Candies

Home Design: Decorate House thumbnail

Home Design: Decorate House

Jewel Magic thumbnail

Jewel Magic

Sudoku thumbnail

Sudoku

Mix Monsters: Fun Merge thumbnail

Mix Monsters: Fun Merge

 Tap Away Block Puzzle 3D thumbnail

Tap Away Block Puzzle 3D

Watermelon Game thumbnail

Watermelon Game

Crazy Bus Station! thumbnail

Crazy Bus Station!

Ball Sort Puzzle - Color Game thumbnail

Ball Sort Puzzle - Color Game

Amaze! thumbnail

Amaze!

The Queen's Jewels thumbnail

The Queen's Jewels

Happy Glass - Draw to Fill thumbnail

Happy Glass - Draw to Fill

Find a Pair 3D thumbnail

Find a Pair 3D

Bridge Builder thumbnail

Bridge Builder

Jigmerge Puzzles thumbnail

Jigmerge Puzzles