"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?"--

Sofia is put in charge of overseeing a fair election for a class pet, but first the Questioneers must learn about elections and good journalism--and remember that being a community matters most. Includes facts about the Delano Grape Strike, presidential elections, journalism, and the importance of voting.

Iggy is delighted when Ada Twist's Aunt Bernice inherits a mansion featuring his favorite architectural periods, but unless the Questioneers can find its missing antiques, the house may be lost forever. Includes information about Art Deco and Art Nouveau, facts about unusual cats, a recipe for ice cream, and a biographical note on Ida B. Wells.

Poses questions for pondering: "Would you rather be a dog or be a cat?", "Would you rather live in igloos or in tents?", "Would you rather be a mermaid with a tail instead of feet?"

On Christmas Eve, a little boy is beset with worries about what could go wrong on Santa's trip, but his mother reassures him with very imaginative solutions.

Twelve-year-old Ava finds an old pencil in her family's junk drawer and discovers, during a math test, that it will answer factual questions, so she and her best friend Sophie have a great time--and Ava grows in self-confidence--until the pencil reveals a truth about her family that Ava would rather not know.

"Two curious children go for a walk, asking imaginative questions about the natural beauty that surrounds them"--

As they take a nighttime walk around their neighborhood looking for the elusive moon, a little boy asks his mother simple questions about it, and she patiently answers every one.

After overcoming a number of obstacles, especially in the subject of geography, Olivia is on her way to Hollywood to appear on Jeopardy! and, she hopes, to reunite with her father who left the family two years ago.

Questions and answers show the reader that different kinds of hugs can be the answer for many situations.