Paperback | JUVENILE FICTION/Animals / Bears | No bears are bigger science lovers than Brother Bear, Sister Bear, and their friend Ferdy Factual! So when it’s time for the annual school science fair, all three have exciting projects: from baking soda volcanos and rotten egg chemistry experiments to the theory of relativity! But who will take first prize? Brother and Sister Bear learn that sometimes it’s what you can learn and discover that matters most.