Age range 0 to 3 Learn with your toddler all about our amazing planet, Earth, and the things we can do to make it more healthy, sustainable, and even more beautiful. An engaging collection of illustrations teaching children all about the amazing planet we live on and the things we can do to make Earth more healthy, sustainable, and even more beautiful. Have fun reading with your child as you come across letters such as these: A for activist, C for compost, E for energy, and O for oxygen. Illustrator Greg Paprocki's popular BabyLit alphabet board books feature his classically retro mid-century art style that's proven to be a hit with both toddlers and adults.