Embark on a journey to explore the slowest things ever! With captivating photography and fascinating facts Top Ten Slowest Wonders on Earth invites curious kids on an amusing adventure to explore the slowest wonders that our world has to offer! Discover the slowest plane ever that could be overtaken by a bicycle the world's slowest heartbeat the sloth that moves so slowly that plants grow on it and so much more! This book is perfect for fact-hungry young readers!