Play SciAm Games!

Sharpen your skills and have fun with Scientific American games! View in browser Challenge Your Mind—Play Scientific American Games! Play word challenges with Spellements, test your knowledge with science quizzes, and enjoy jigsaw and math puzzles—all with Scientific American Games! Play Games Math Puzzle: Play Architect with These Houses of Cards Jovan built these five houses of cards using a total of exactly 90 playing cards. Now he wants to build one large house consisting of exactly 100 cards. Can such a house of cards exist? See Solution $1 for 90 days! Get digital access to the latest research, ideas and knowledge in science.   Subscribe You received this email because you opted in to receive email from Scientific American or you have registered for an account with Scientific American.  To ensure delivery please add specialoffers@scientificamerican.com to your address book.  Unsubscribe     Email Preferences       Privacy Policy      Contact Us