Einstein's Riddle Logic Puzzles

Einstein Challenge is a logic puzzles game to challenge your brain. This type of logic puzzle doesnt have an official name, it is known as Logic Problems, Logic Elimination, Logic Games, Dell Puzzle, Inspector Parker, Zebra Puzzle, Sherlock Holmes Puzzle, Tick and Cross Logic Grids or Logic Grid Puzzles. Thousands of Riddles: 5000 logic puzzles, all free! No packs to buy.