Child-Friendly State Guides

50 States to Celebrate, a series of books geared for children ages 6 to 10, takes young travelers on whirlwind tours that highlight each state's big cities, popular attractions, historic sites, scenic wonders, sports events and more. Available from Houghton Mifflin Harcourt (800-343-1316) for $12.99 each (hardcover); $3.99 each (paperback); bulk discounts are available.