Solve puzzles by placing numbers 1-9 in grids. Ensure no repeated numbers in rows, columns, or mini-grids. Track progress and complete puzzles of varying difficulty levels.
Solve puzzles with varying difficulty levels. Input numbers manually or transfer from newspapers. Use pencil and paper style tools for notes and hints. Track possible numbers with a ball of string. Access expert-level hints like Swordfish.
Numbered blocks to create larger values. Drag and drop tiles to combine them. Clear the board by forming target . Earn points for each successful . Track high scores and compete with others.
Solve picture puzzles by filling grids based on numerical clues. Adjust difficulty settings and track progress. Features include hints, undo options, and multiple puzzle themes. Share completed puzzles via social media.
Solve logic puzzles by connecting dots to reveal images. Tap and drag to complete levels. Enjoy calming music and soft visuals. Track progress and access new levels for continued mental stimulation.
Play turn-based -3 games against friends or global opponents. Take turns making moves that affect both points and opponent opportunities. Use magic energy to enhance moves and strategize during battles. Track progress and compete in ranked matches.
Play tile-matching puzzles in four different modes including classic, timer, infinite, and . Customize tile designs with smooth animations. Unlock new levels and track progress through in-game achievements. Share scores with friends.
Solve puzzles by placing X's or O's in a grid. Ensure no more than two consecutive symbols in any row or column. Balance X's and O's in each row and column. All rows and columns must be unique.
Play Mathdoku+ to solve and puzzles. Choose from 3x3 to 9x9 grids. Use check and hint features for assistance. Track progress through multiple difficulty levels. Develop reasoning, , and skills.
Play number tiles, form sequences, outscore opponents
Place number tiles to create sequences that sum to multiples of . Form sequences with up to tiles. Strategically plan moves to maximize bonuses. Compete against opponents to achieve the highest score. Track progress and replay previous games.
Solve puzzles with a 9x9 grid and 3x3 sub grids. Enter numbers 1 through 9 in each cell. Complete puzzles using logic without guessing. Access unlimited puzzles. Track progress across multiple difficulty levels.
Solve logic puzzles by filling sequentially in rows or columns. Choose from 5 difficulty levels and over 500 levels. Use the check function to highlight errors, enable automatic error highlighting, auto-save progress, and track times for each level.
Place number tiles to create sequences that sum to multiples of . Play against computer opponents or online players. Drag and drop tiles to form valid combinations. Track scores and bonuses during gameplay.