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. Carefully move your materials from tube to tube without dropping them, and position them as illustrated on the challenge card. This brainteasing party game can be played solitary or competitively. The high-quality components and the creative concept make it a challenging game for the whole family. Recommended for 1 to 4 players, ages 8 and up. Package Dimensions: 10.5 in x 10.5 in x 2.38 in Includes 54 Challenge Cards, 24 Balls (8 Red, 8 Green, 8 Purple), 12 Test Tubes, Illustrated Rules. WARNING: CHOKING HAZARD-Small parts. Not for children under 3 years of age. 90-piece set Made in China Imported Material & Care Plastic Wipe clean with dry or damp cloth