| 6-9 years We are experiencing technical difficulties. Magic Tree House: Adventures with Jack and Annie, perfect for readers who are just beginning chapter books. For More about Mary Pope Osborne, Sal Murdoccahas illustrated more than 200 childrens trade and textbooks. We invite you to submit your lesson plans and activities to be featured on the website via our Contact Us page and someone from our team will contact you about the details. document.write('