Read itGood Night Worldby Adam Gamble, illustrated by Cooper KellyOur World of Books, $7.95Ages: preschool to 6What it is: Part of a series of board books called "Good Night Our World." This one takes young readers on a trip around the world, showing them natural wonders such as the Great Barrier Reef and a volcano, and showing people in different lands of different cultures exploring sites and doing eco-friendly things like cleaning up a beach and riding bikes.