Doctor Puzzles

Dr. Gareth Moore is an internationally bestselling author of brain-training and puzzle books for children and adults, including titles like The Ordnance Survey Puzzle Book, The Whodunnit Puzzle Book, and Brain Games for Clever Kids, with over a million copies sold in the UK and translations in 35 languages.[1][5] He is the creator of the online brain-training site BrainedUp.com and runs the daily puzzle site PuzzleMix.com.[1]

Puzzles Brain-training