- Heinrichs, Ann, English grammar
- Louisiana, by Ann Heinrichs ; illustrated by Matt Kania
- Tennessee, by Ann Heinrichs ; illustrated by Matt Kania
- California, by Ann Heinrichs ; illustrated by Matt Kania
- Arizona, by Ann Heinrichs ; illustrated by Matt Kania
- Mount Everest, Ann Heinrichs
- West Virginia, by Ann Heinrichs
- Celebrating Día de los Muertos, by Ann Heinrichs ; illustrated by Mernie Gallagher-Cole
- West Virginia, by Ann Heinrichs
- Wyoming, by Ann Heinrichs ; illustrated by Matt Kania
- Bats, by Ann Heinrichs
- Utah, by Ann Heinrichs ; illustrated by Matt Kania
- The shoemaker, Ann Heinrichs
- Spelling rules, by Ann Heinrichs
- The barber, Ann Heinrichs
- North Carolina, by Ann Heinrichs
- Virginia, by Ann Heinrichs ; illustrated by Matt Kania
- Alabama, by Ann Heinrichs ; illustrated by Matt Kania
- New Jersey, by Ann Heinrichs ; illustrated by Matt Kania
- Vermont, by Ann Heinrichs ; illustrated by Matt Kania
- Celebrating Saint Patrick's Day, by Ann Heinrichs ; illustrated by Joel Snyder
- Nebraska, by Ann Heinrichs ; illustrated by Matt Kania
- Punctuation, by Ann Heinrichs
- Iowa, by Ann Heinrichs ; illustrated by Matt Kania
- Prepositions, by Ann Heinrichs
- Synonyms and antonyms, by Ann Heinrichs
- Washington, by Ann Heinrichs ; illustrated by Matt Kania
- Texas, by Ann Heinrichs ; illustrated by Matt Kania
- Nigeria, by Ann Heinrichs
- Vermont, by Ann Heinrichs
- Heinrichs, Ann, Nature's friends
- Rhode Island, by Ann Heinrichs ; illustrated by Matt Kania
- South Carolina, by Ann Heinrichs ; illustrated by Matt Kania
- Hawai'i, by Ann Heinrichs ; illustrated by Matt Kania
- West Virginia, by Ann Heinrichs ; illustrated by Matt Kania
- North Carolina, by Ann Heinrichs ; illustrated by Matt Kania
- Mississippi, by Ann Heinrichs ; illustrated by Matt Kania
- Voices of World War I, stories from the trenches, by Ann Heinrichs
- Wisconsin, by Ann Heinrichs ; illustrated by Matt Kania
- Afghanistan, by Ann Heinrichs
- Georgia, by Ann Heinrichs ; illustrated by Matt Kania
- Similes and metaphors, by Ann Heinrichs
- Montana, by Ann Heinrichs ; illustrated by Matt Kania
- Washington, DC, by Ann Heinrichs ; illustrated by Matt Kania
- Minnesota, by Ann Heinrichs ; illustrated by Matt Kania
- North Dakota, by Ann Heinrichs ; illustrated by Matt Kania
- Illinois, by Ann Heinrichs ; illustrated by Matt Kania
- Minnesota, by Ann Heinrichs
- The Aztecs, Ann Heinrichs
- Connecticut, by Ann Heinrichs ; illustrated by Matt Kania