On Beyond a Million: An Amazing Math Journey by David M. Schwartz, HC DJ
Primary Mathematics, Challenging Word Problems 6, U.S. Edition, by Joseph D Lee
We the Kids: The Preamble to the Constitution of the United States by David Catrow
What Do You Do With a Problem? by Kobi Yamada, Illustrated by Mae Besom, 1st Printing, Hardcover Book with Dust Jacket