Mario and the Hole in the Sky

Reach for this book when your child feels small in a big world or expresses anxiety about the environment. This inspiring biography follows Mario Molina, a chemist who discovered how hairspray and refrigerators were damaging the Earth's ozone layer. It beautifully illustrates how a child's hobby (like using a toy microscope) can grow into a career that saves the planet. It handles the scary reality of environmental crisis with a focus on human ingenuity and global cooperation. Ideal for elementary students, it models how to speak up for the truth even when people don't want to listen, offering a perfect blend of scientific discovery and personal perseverance.