Utility Puzzle Mug Coffee Mug
£12.82
Shop on Redbubble
Add to price tracker
Description
325ml ceramic mug featuring wraparound print. Available in two shapes. Dishwasher safe. The utility problem posits three houses and three utility companies--gas, electric, and water--and asks if each utility can be connected to each house without having any of the gas/water/electric lines/pipes pass over any other.