Awards
Truman Readers Award Nominee
- Product: Invisible Lines
- Achievement: Nominated
- Year: 2009
Western Writers of America Spur Awards Finalist
- Product: Bad News for Outlaws: The Remarkable Life of Bass Reeves, Deputy U.S. Marshal
- Achievement: Commended
- Year: 2009
YALSA Excellence in Nonfiction for Young Adults Finalist
- Product: Written in Bone: Buried Lives of Jamestown and Colonial Maryland
- Achievement: Commended
- Year: 2009
YALSA Quick Picks for Reluctant Young Adult Readers
- Product: Wish You Were Dead
- Achievement: Winner
- Year: 2009
YALSA Top Ten Best Books for Young Adults
- Product: Written in Bone: Buried Lives of Jamestown and Colonial Maryland
- Achievement: Winner
- Year: 2009
Arizona Book Awards Glyph Award
- Product: Gila Monsters
- Achievement: Winner
- Year: 2008
Book Links Best New Books for the Classroom
- Product: A Boy Named Beckoning: The True Story of Dr. Carlos Montezuma, Native American Hero
- Achievement: Winner
- Year: 2008
Book Links Lasting Connection
- Product: The Vowel Family: A Tale of Lost Letters
- Achievement: Winner
- Year: 2008
California Collection
- Product: Electric Eels
- Achievement: Winner
- Year: 2008
Carter G. Woodson Book Award Honor
- Product: A Boy Named Beckoning: The True Story of Dr. Carlos Montezuma, Native American Hero
- Achievement: Commended
- Year: 2008
CBC Children's Choices
- Product: Beowulf: Monster Slayer [A British Legend]
- Achievement: Winner
- Year: 2008
CBC Children's Choices
- Product: Real-Life Sea Monsters
- Achievement: Winner
- Year: 2008
Children's Book Committee at Bank Street College Best Children's Book of the Year
- Product: From Alice to Zen and Everyone in Between
- Achievement: Winner
- Year: 2008
Children's Book Committee at Bank Street College Best Children's Book of the Year
- Product: A Boy Named Beckoning: The True Story of Dr. Carlos Montezuma, Native American Hero
- Achievement: Winner
- Year: 2008
Children's Book Committee at Bank Street College Best Children's Book of the Year
- Product: Hornets: Incredible Insect Architects
- Achievement: Winner
- Year: 2008
Children's Book Committee at Bank Street College Best Children's Book of the Year
- Product: Termites: Hardworking Insect Families
- Achievement: Winner
- Year: 2008
Children's Book Committee at Bank Street College Best Children's Book of the Year
- Product: I Know an Old Teacher
- Achievement: Winner
- Year: 2008
Children's Book Committee at Bank Street College Best Children's Book of the Year
- Product: Nancy Pelosi: First Woman Speaker of the House
- Achievement: Winner
- Year: 2008
Children's Book Committee at Bank Street College Best Children's Book of the Year
- Product: Luna Moths: Masters of Change
- Achievement: Winner
- Year: 2008
Cooperative Children's Book Center (CCBC) Choices
- Product: Monkey with a Tool Belt
- Achievement: Winner
- Year: 2008
Eureka! Children’s Book Award Silver Honor
- Product: A Boy Named Beckoning: The True Story of Dr. Carlos Montezuma, Native American Hero
- Achievement: Commended
- Year: 2008
ForeWord Magazine Book of the Year Award
- Product: I Know an Old Teacher
- Achievement: Short-listed
- Year: 2008
ForeWord Magazine Book of the Year Award
- Product: A Boy Named Beckoning: The True Story of Dr. Carlos Montezuma, Native American Hero
- Achievement: Short-listed
- Year: 2008
ForeWord Magazine Book of the Year Award
- Product: Monkey with a Tool Belt
- Achievement: Short-listed
- Year: 2008