- What was the Wild West?, by Janet B. Pascal ; illustrated by Stephen Marchesi
- Who was George Washington Carver?, by Jim Gigliotti ; iIllustrated by Stephen Marchesi
- Who is Ralph Lauren?, Jane O'Connor ; illustrated by Stephen Marchesi
- Who was P.T. Barnum?, by Kirsten Anderson ; illustrated by Stephen Marchesi
- Who was Neil Armstrong?, by Roberta Edwards ; illustrated by Stephen Marchesi
- Who was H.J. Heinz?, by Michael Burgan ; illustrated by Stephen Marchesi
- Who was Maurice Sendak?, by Janet B. Pascal ; illustrated by Stephen Marchesi
- What were the Negro Leagues?, by Varian Johnson ; illustrated by Stephen Marchesi
- What are the Summer Olympics?, by Gail Herman ; illustrated by Stephen Marchesi
- What is the World Cup?, by Bonnie Bader ; illustrated by Stephen Marchesi
- Who was Jesus?, by Ellen Morgan ; illustrated by Stephen Marchesi