A father and daughter explore their neighborhood, talking and asking questions as they go.

When pets go missing in Blue River Creek it is up to Ada to follow the scientific method by making a hypothesis, collecting data, and experimenting to find the missing animals.

A curious child wonders if tiny trees dream of being big, if the tallest trees get lonely, and what part is the heart of a tree.

Illustrations and simple text reveal that, even when a pesky rabbit annoys his bear friend with too many questions, their friendship remains strong.

While a little boy spends a day playing with his older sister, he asks many questions about princesses.

A curious owl and a friendly bug ask questions that lead them on a grand adventure away from--and back to--their home tree.

"When Rosie Revere's Uncle Ned gets a little carried away wearing his famous helium pants, it's up to Ada and friends to chase him down. As Uncle Ned floats farther and farther away, Ada starts asking lots of questions: How high can a balloon float? Is it possible for Uncle Ned to float into outer space? And what's the best plan for getting him down?"--

Serafina is summoned from her village to the magical cottage of a great aunt she has never heard of and learns that she is meant to become the new Baba Yaga, whose magical role is answering the first question any stranger might ask her with the truth.

"Fourth grader Wren Jo Byrd questions lots of things--both little and big--when her parents decide to get a divorce, and learns a lot about the true meaning of family, home, and friendship"--