The Questioneers

When Rosie is unable to invent a contraption to help one of Aunt Rose's Raucous Riveters friends, she calls on classmates Iggy Peck and Ada Twist to help.

When Lila, a worrier, moves to a new town, the what ifs only grow, and she feels alone and invisible until her teacher finds a creative and kind way to make Lila feel welcome and open to new experiences, a lesson that will stay with her long after second grade.

When Zookeeper Fred's green snake Vern gets loose in the zoo, the Questioneers need all their talents to help find him, but in the end, it is Aaron's art that leads the way. Includes facts about snakes.

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.

"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?"--.