1,000+ original puzzles by Timothy E. Parker — the Guinness World Record holder with 80 million daily solvers. Six unique game formats, real-time family multiplayer, and 25 brain stats backed by science.
Exclusive Game Formats
Every game format is built exclusively on Timothy E. Parker's original puzzle library — content no other crossword platform in the world can offer.
Only the clever ? clues, a 60-second clock, and a letter penalty every 10 seconds. Pure wordplay under pressure.
TIMED · ? CLUES ONLYFull solved grid is shown. Hunt down every ? clue answer. Ends with a double-or-nothing master riddle.
VISUAL SEARCH · RIDDLE3 minutes. Four 3-letter words, three 4-letter words, one 5-letter word. Three hint buttons with escalating penalties.
3-MINUTE BLITZSolve any word and earn bonus letters across the grid. Harder words fill in more letters. Solve the whole puzzle faster.
CASCADE SOLVINGClean, approachable clues with no difficulty markers. The perfect entry point for younger players and beginners.
FAMILY FRIENDLYSlide whole words into a blank grid. Click to toggle horizontal or vertical. Spatial puzzle-solving meets crosswords.
DRAG & DROP · SPATIALCognitive Performance Dashboard
Every solve generates a cognitive performance profile backed by peer-reviewed research from Oxford, Columbia, and Duke. No other crossword platform does this.
Long-Distance Family Play
One host, one guest. Real-time grid sync. Grandparents and grandkids solve the same puzzle simultaneously — grandparents tackle the full clues, grandkids get the kid-friendly track. Same puzzle, same moment, different continents.
Subscription Plans
An official Advanced Learning Academy property. Powered by Timothy E. Parker's exclusive puzzle library.