PBS KIDS Spot the Differences puzzles are totally addictive fun for children ages 3 to 5. Fifty irresistible puzzles take kids on a trip around the world, from Paris to Peru, Aruba to the Alps, Thailand to Tanzania, and Ghana to Greece. Each simple picture puzzle challenges children to focus, observe, count, and compare pictures to find subtle (and hilarious) differences between them. Who gave the Queen's Guard ice cream? What's that on top...