Calling all puzzle players: Big Brain's Mega Mind Games is BACK and BIGGER than before! Our mixed bag of brain-bending puzzles is carefully crafted for teens and adults eager to keep their brain sharp and stress-free. With a staggering 300 puzzle games included, this book offers DAYS of fun for puzzle lovers of all levels and ages. From word finds, sudoku & crosswords to mazes, riddles & logic puzzles, this packed compilation of brain training activities is all the mental workout you need!Key Features: - TWICE as many puzzles - from beginner friendly to super challenging- Large print format for easy reading and longer sessions- INSTRUCTIONS ON HOW TO PLAY FOR ALL PUZZLES!- Potentially WEEKS of entertainment for adults teens and elderly