This game is a great, hands-on, dexterity-based, brainteaser that can be played with friends or by yourself. The brilliant Dr. Eureka has important experiments for you to complete! Pick a challenge card, 3 test tubes and 6 colorful balls to solve his scientific formula.Details:10.2" x 2.4" x 10.2"1 game1 to 4 playersAges 6+Contents:54 challenge cards24 colorful balls12 test tubesIllustrated rules