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MIND & GAMES

Mental maths

Calculate big sums in your head.

COST TO STARTLow

WHEREIndoors

WHOSolo

ENERGYCalm

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More in this category: MIND & GAMES

Cryptic crosswords Speedcubing Chess Learning Japanese Sudoku Jigsaw puzzles Escape rooms Board games Tabletop RPGs Go Poker Bridge Backgammon Mahjong Scrabble Pub quizzes Memory training Learning Spanish Learning Korean Sign language Morse code Philosophy reading Local history research Genealogy Reading challenge Book club Debating Logic puzzles Puzzle hunts Crossword setting Cipher solving Online courses Speed reading Learning Latin Shogi Tabletop wargaming Trading card games Learning Italian Mechanical puzzles Learning Polish

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