In addition to the sheer fun and satisfaction of working out puzzles, research has shown that puzzle solving improves cognitive function, memory, and mood. This beautifully designed puzzle book features:

• 300 science-inspired crossword puzzles providing hours of brain-sharpening entertainment
• A range of challenge levels, from easy to difficult
• Layflat format that keeps the book open while you solve
• 6.5" � 9" size, perfect for on-the-go puzzling

Kick back, relax, and flex your brain with the Life is Better with Puzzles series. The perfect companion for a chill afternoon, a rainy day indoors, or travel downtime, these books of word searches and crosswords will give your mind a good workout as they both teach and entertain you. Covering a range of topics, from history and movies to science and nature, you'll find a book to match your every interest. With varying levels of difficulties, and keys to all the puzzles, the Life is Better with Puzzles series is the ideal choice for a bit of brainy fun!

Also available from the Life is Better with Puzzles series: 300 Crossword Puzzles, Movies: 300 Word Search Puzzles, 300 Women in History: 300 Word Search Puzzles, National Parks: 300 Crossword Puzzles, and 300 Word Search Puzzles.