Guinness World Records Puzzle Master

Play sharp. Every day.

Daily brain games from Timothy E. Parker — the same mind trusted by Microsoft, Disney, and 180 million solvers. Free to play. One membership for every game. Training that can lead to a real cognitive score.

Play Sideways Open Mind Vault See membership
180M+ solvers 25+ yrs Guinness record Family-safe · no junk Free player

Play now

Each game is mapped to Real World IQ brain regions — the same six-region model used on realworldiq.com.

Live · Outside the box

Sideways

Think past the trap. Five addictive lateral puzzles per run — the obvious answer is usually wrong.

Frontal Temporal Limbic
Daily · Unlimited Play
Live · 5 games · 5 levels

Mind Vault

Five memory challenges. Match Pairs starts at 16 cards with a 3-second look. Climb all five games.

Temporal Occipital Frontal Cerebellum
Campaign Play
Live · Numbers

Sum Code

Wordle-style feedback meets SumCruncher math. Crack a five-number code that sums to one target.

Parietal Frontal Cerebellum
Daily · Unlimited Play
Flagship

SumCruncher

The Parker original — one target, twenty-four numbers, nine sets. Pairs, triplets, final group.

Parietal Frontal Cerebellum
sumcruncher.com Open
Live · Visual memory

Dodo Match

Full memory match: 12, then 16, then 20 cards. One pair per dodo. Fixed board — cards shrink, board does not grow. 3s peek each round.

Occipital Temporal Cerebellum
3 rounds · fixed board Play
Live · Match-3

Dodo Crush

Candy Crush-style. Swap neighbors, match 3+ dodos, watch cascades fall. Beat the score goal before moves run out.

Occipital Frontal Cerebellum
5 levels · 8×8 board Play
More titles

Parker Syndication shelf

5 Words, crosswords, Sudoku, Trivia, and more — free for publishers, ready for Hub integration.

Browse catalog Visit

Six brain regions · Real World IQ model

Same six-region map as realworldiq.com. Gold chip = primary region trained. Green = secondary.

Frontal

Executive strategy

Planning, decision-making, working memory, problem-solving under a goal.

Trains with: Sideways · Mind Vault (strategy) · Sum Code · SumCruncher

Parietal

Precision logic · numbers · space

Numerical cognition, spatial relations, quantity, 3D-style mental work.

Trains with: Sum Code · SumCruncher · Mind Vault (path grid)

Temporal

Language · sequential memory

Words, meaning, verbal memory, ordered recall, listening to multi-step structure.

Trains with: Sideways · Mind Vault (pairs, snapshot, rebuild) · Dodo Match

Occipital

Visual processing · patterns

Pattern recognition, visual memory, detail detection, image discrimination.

Trains with: Mind Vault (snapshot, disrupt) · Dodo Match · Dodo Crush (primary)

Limbic

Emotional · social intelligence

Empathy, social read, motivation, interpersonal judgment under ambiguity.

Trains with: Sideways (trap/misdirection, social-premise riddles)

Cerebellum

Speed · timing · precision

Processing speed, timing precision, procedural consistency under pressure.

Trains with: Sum Code · SumCruncher · Mind Vault (3s look, sequences) · Dodo Match

Full verified scores and multi-page brain maps live on realworldiq.com and parkercognition.com. Hub games are daily training — not the clinical-style assessment.

One membership. Every game on the Hub.

Free play stays free. Hub membership removes ads across titles, unlocks archive and deeper stats, and keeps your streak story in one place. Built for daily habit — not a one-time test.

View plans
$6.99
per month · or save on annual
Membership details

How Brain Games Hub works

Simple for first-timers. Built for daily return.

1

Pick a game

Start with Sideways, Mind Vault, or Sum Code. Each title teaches itself with plain on-screen coaching.

2

Play free daily

Train for a few minutes. Chase streaks and scores. New puzzles keep the habit sharp.

3

Level up your mind

When you want a verified score — not just a game result — take the path to Parker Cognition and Real World IQ.

Want a score you can prove?

Games train the habit. Parker Cognition delivers verified Real World IQ, Real Bio Age, and RELIQ — credentials that stay current. Separate brand. Same Puzzle Master.