Catherine Stier
A young scientist and her friends experiment to develop the ideal design for a paper airplane.
Gracie and her friend Victor want to make the perfect paper plane: one that will fly far without quickly crashing or veering off course. But just as they are starting to make big breakthroughs in their experiments, Victor gets injured and has to stay at home while he recovers. It's up to Gracie to carry on the research and find a way to
...A trip to the farmers market turns into a lesson on growing plants.
On a trip to the farmers market, Daniel discovers that there's a lot he doesn't know about plants. He sets off to learn everything he can, from how photosynthesis works to what role bees play in helping plants grow. Armed with this new knowledge, he decides to join in the fun and put his plant-growing skills to the test at a local community garden.
A curious kid discovers how magnification and density make her favorite collectible possible.
After starting to collect snow globes with the help of her grandmother, Lily has questions. She wants to know who invented them, what the snow is made of, and how the tiny scenes look so magical when she peers inside. As she researches and experiments, Lily learns about light waves, magnification, and density—all while gathering ingredients
A painting contest inspires one artist to learn about light waves, prisms, and the color wheel.
When Ms. Vega announces a mural painting contest at school, James can't wait to draw a picture to fill the library wall. But as he explores color, he has a lot of questions about where color comes from and how our eyes see it. As he experiments and reads, James learns about prisms, the color wheel, and light waves—all while working
A budding musician conducts experiments to discover how guitars create sound.
After hearing her cousin Keeley perform an amazing concert, Mia is determined to become a guitar hero and learn everything she can about this amazing instrument. So she sets out to gather the knowledge she needs to build her own instrument and put on a show for her family.