Is Game or Full-Screen mode not working?

Play in Fullscreen Mode

About Sketch's World (Subtraction)

When you jump into Sketch’s World (Subtraction), it immediately feels like you’re diving into a living doodle book. You play as Sketch, a little animated pencil figure with big eyes and an even bigger sense of adventure. Instead of just scribbling around, you’re confronted with all kinds of subtraction problems cleverly woven into the environment—like erasing the exact number of apples from a tree or knocking away a specific count of blocks to open a secret door.

As you wander from one charming level to the next, each area has its own theme and numeric challenge. In the Candy Caverns, for instance, you might have ten gumdrops and need to subtract four to unlock a candy chest. Meanwhile, in the Clockwork Courtyard, ticking gear puzzles ask you to remove the right number of cogs to set time back by a few seconds. It’s all about making subtraction feel less like a chore and more like a tool to uncover hidden pathways, unlock treasures, and even outsmart mischievous doodle-bots.

What’s great is how the game adapts to your pace. If you breeze through a subtraction round, the difficulty slowly ramps up, introducing multi-digit problems or time-based challenges. Struggling with a particular puzzle? Sketch offers gentle hints, and you can replay levels as many times as you like. There’s a real sense of satisfaction when you crack a tricky subtraction riddle all on your own, especially once you see your progress chart filling up.

Visually, Sketch’s World keeps things light and hand-drawn, like you’re really inside a sketchbook, complete with shifting pencil lines and playful color splashes. The soundtrack is equally upbeat, with little chimes that ring every time you solve a problem correctly. It’s a comfortable, encouraging space that makes practicing subtraction feel more like play than work—perfect for kids who need a fun way to sharpen their skills, or for anyone who just enjoys a whimsical puzzle adventure.