Chemistry - Introduction to Matter - Properties of objects - size, shape, color, texture - Odd One Out

A quick 5-round warm-up game. Each round shows 4 objects and asks 'Which one is different?' Round 1: three red apples and one green apple (color). Round 2: three circles and one square (shape). Round 3: three large elephants and one tiny mouse (size). Round 4: three smooth balls and one rough pineco