Ada Twist is a very curious girl who shows perseverance by asking questions and performing experiments to find things out and understand the world.

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 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?"--

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.

Aaron Slater loves listening to stories and dreams of one day writing them himself. But when it comes to reading, the letters just look like squiggles to him, and it soon becomes clear he struggles more than his peers. When his teacher asks each child in the class to write a story, Aaron can't get a single word down. He is sure his dream of being a storyteller is out of reach ... until inspiration strikes, and Aaron finds a way to spin a tale in a...

"Sofía Valdez siempre quiere mejorar las cosas en su comunidad, ya sea haciendo campaña para construir un nuevo parque o enseñando a sus compañeros de clase sobre cómo funciona el gobierno. ¡Y a la señorita Eva Delgado le vendrá muy bien la ayuda de Sofía, porque es momento de que el segundo grado elija una mascota para la clase! El grupo reduce la elección a dos candidatos, el pájaro y la tortuga, y organiza una campaña. Por fin se celebran...