Odd One Out

Four are the same, one is different. Can you find it?

8 sheets

Ages 2+ Which One Is Different? 1 Ages 2+ Which One Is Different? 2 Ages 2+ Which One Is Different? 3 Ages 2+ Which One Is Different? 4 Ages 2+ Which One Is Different? 5 Ages 2+ Which One Is Different? 6 Ages 2+ Which One Is Different? 7 Ages 2+ Which One Is Different? 8