Author: Katie Coppens

A melting snowman leads herof course!to explore climate change and how to reduce her carbon footprint. The helium balloons at her eleventh birthday...

Now shes leading a campaign to clean up a local pond; figuring out why leaves change color; learning about time zones and germs; and discovering wh...

Is a melting snowman a sign of climate change? Can she reduce her carbon footprint? What is buoyancy? Paper airplanes, animal tracks, and a morning...

Acadia Greene wants answers. Who keeps stealing her blueberries just as they ripen on the bushes? Why is her hair curly? Why does the sun wake her ...

Acadia Greene has done science in summer, autumn, and winter. In the fourth and final book of this series, she carries her search for answers into ...

Space facts from an astrophysicist, brought down to earth by a middle school teacherthese are answers to kids' real, wacky, smart questions. Light,...

Acadia Greene has done science in summer, autumn, and winter. In the fourth and final book of this series, she carries her search for answers into ...

Geology made yummy! With scrumptious-looking photos, easy recipes, and cakes depicting accurate science, this book provides a fun and memorable app...

Acadia Greene wants answers. What happened to the frogs she used to see at her favorite local pond? Why do leaves change color in the fall, and why...