Funny Sudoku vs CT Lite+

Make a little space for logic every day. Funny Sudoku combines a clear number board with colorful garden and collection scenes. PLAY YOUR WAY • Classic and diagonal Sudoku, with five difficulty levels. • Daily challenges, a challenge calendar and a seven-stage weekly adventure. • Relaxed play, optional sounds, notes, undo, candidate tools and step-by-step reasoning hints. SEE YOUR PROGRESS Review statistics and personal records, practice solving techniques, and grow plants and collectible objects by completing different puzzles. MAKE IT COMFORTABLE Portrait layouts for phone and tablet, adjustable checks and notes, visual and sound settings, and seven interface languages. Follow the device language or choose English, Traditional Chinese, Spanish, German, French, Korean or Japanese. Unsupported system languages fall back to English. Core play works without signing in. Optional Firebase sign-in supports progress synchronization and optional rankings. Purchased play credits stay on the device. The FREE entry opens options for additional plays; purchases display a price and require store confirmation. Available products and localized prices come from the store. Optional rewarded ads grant plays only after completion is confirmed. Ads may be unavailable. Privacy: https://www.applabnexus.com/privacy/ Support: https://www.applabnexus.com/feedback

Puzzle helps to learn Cartesian coordinate system (x,y) and practice to calculate sums over the line (the very first step to understanding integration). Sound: switch Ring/Silent controls speaker. After 30 seconds quick shake to restart the puzzle or reveal the answer with just a tap. In Gradients puzzle each cell has a value that contributes to the sum when calculated along a row or a column. Additionally, the value of each cell depends on the direction of the summation ("anisotropic field"). Sometimes, the clues can be satisfied by different pattern of orange cells. This means that, without additional information, solving the puzzle may involve a guessing step. An interesting phenomenon is the formation of "isomers", where an alternative solutions can be created by inverting a subset of cells. When playing for fun, any of the isomers is considered a valid solution. However in Competition mode, one more clue is added: a sum along the main diagonal. This additional clue helps distinguish between isomers.