Or you may have chosen an incorrect letter for a word. More challenge yourself? Download it and pass the increasingly difficult levels now! Features: - FREE word game for all ages - DAILY EXERCISE for brain training - FRESH graphics and friendly game interface - CREATE your own puzzle, share it with your friends to see who can solve it - CHALLENGE your brain! Expand the limitations of your puzzle solving skill among the mixing letters - FOLLOW the progress of your Facebook friends and compete with them in rankings Tips: - ALL LEVELS ARE SOLVABLE! If you get stuck, it's not a bug. This game even challenges the real word expert! Trust me! You are gonna love it! How to play? Swipe fingers up, down, left, right, diagonally, and even backwards among mixing letters! 30 amazing packs, 580 well-designed puzzles, more difficult than traditional Crosswords, Word Spark seems impossible to be completed. Free word game to exercise your brain! Find the hidden words in the grids! Easy to start, but increasingly difficult.