Ready-To-Read Level 3: The Stellar Story of Space Travel (History of Fun Stuff) (미국판)

Ready-To-Read Level 3: The Great American Story of Charlie Brown, Snoopy, and the Peanuts Gang! (History of Fun Stuff) (미국판)

Ready-To-Read Level 3: The Colorful Story of Comics (History of Fun Stuff) (미국판)

Ready-To-Read Level 3: The Way the Cookie Crumbled (History of Fun Stuff) (미국판)

Ready-To-Read Level 3: The 4-1-1 on Phones! (History of Fun Stuff) (미국판)

Ready-To-Read Level 3: History of Fun Stuff to Go! 페이퍼백 6종 박스 세트 (미국판)

Ready-To-Read Level 3: True Colors! the Story of Crayola (History of Fun Stuff) (미국판)