This book is about counting. The story starts with one curious little penguin on a slippery slope. He would love to go down but needs support. He calls for a friend, and that friend calls for a third friend. Now ten little penguins are on top of the slippery slope. Will they go down the hill? Yes, I know they will! Off they go! Abracadabra! What a thrill! 1, 2, 3, 4, 5, 6, 7, 8, 9, 10.