First published in "The Youth's Companion" magazine in 1892, what have millions of American schoolchildren recited since?

Which Hollywood duo first co-starred in 1947's "I Walk Alone" and made their last film together, "Tough Guys", in 1986? Popular in the 1960s, which low-slung pants are named for the part of the body they cling to, below the natural waistli… Who was the first U.S. president to refuse a third term? In 1928, accountant Walter Diemer invented which treat while working for the Fleer company? First sold by the Hookless Fastener Company in 1913, what device did not get its familiar name until 1923? Which city was the first attacked by the Israelites under Joshua, and had walls built as early as about 8000 B.C.? In the U.S., what day falls on the first Tuesday after the first Monday in November? First used in police work in the 1920s under Berkeley police chief August Vollmer, which device measures pulse, blood p…