Description:

• CHALLENGE: Can you find the solution to remove the two balls simultaneously?
• ATTENTION: As both gears move at the same time, a step closer to the exit on one gear, may be a step back on the other
• Difficulty: EXPERT 6/6
• Dimensions: 21,5 x 11.4 x 1,8 cm / 8.5 x 4.5 x 0.7 inches