Amazon has a great deal on the Dr. Eureka Speed Logic Game
Marked down to $10.99 was $21.99!!
Speed logic game
Race to solve the formula by moving your molecules from tube to tube without touching them or dropping them!
Can be played with friends or by yourself as a brainteaser
Great for people of all ages
Includes 12 test tubes, 24 colorful balls, 54 challenge cards and illustrated rules