Happy Sort
OMG! Leah's room is too messy. Mom always criticizes her. Let's help Leah clean up. First, we need to classify the items according to the order, and then arrange them neatly from large to small, and secondly, the quantity of each item is the same. After completing these two steps, the room will be cleaned. Let's help a bunch of Leah together and make mom happy. Let's act quickly! fill one line puzzle game
Sharpen your mind with a connect-the-block-style one-line brain training puzzle game.
A simple but addictive one-line puzzle game that’s completely free to play.
Your brain becomes more active the more you play.
During your commute, before you sleep… enjoy downtime with brain training.
The rules are extremely simple.
Just fill in all of the blocks using only one line.
Use hints for puzzles that are too hard to solve.
Hints are also free, of course.
4 levels of difficulty.
A whopping 2,000 puzzles.
Don’t get too cozy—the puzzles get harder as you go along.
One-line puzzles are mathematical problems with origins in the early 18th century. First posed in Königsberg, the original puzzle revolved around the town’s Pregel River.
Mathematical thinking is said to increase work efficiency and prevent aging.
Whether math is your bane or your forte, be sure to give this game a try.
You’re sure to get hooked on these puzzles!