What keeps us stuck on the ground? What makes magnets come together? What makes one team win during a game of tug of war? Forces!

Young readers discover exactly what technology is, how it evolved, and where the future may lead. They also meet three women who have contributed to the field in critical ways. High-interest content with links to primary sources and essential questions further expand kids' knowledge and understanding.

A full-color picture book biography about Dorothy Vaughan, one of NASA's first African American managers and one of the groundbreakers on the front line of electronic computing-includes hands-on STEM activities for an introduction to coding. Dorothy Vaughan loved things that made sense-especially numbers! In Computer Decoder: Dorothy Vaughan, Computer Scientist, elementary-aged children follow Dorothy's journey from math teacher to human computer...

Poems can be silly, serious, or fun, just like kids! Whether it's the sing-song rhythm of a limerick, the serendipitous magic of a found poem, the deceptive simplicity of a haiku, or the easy familiarity of an acrostic poem, children are charmed by poetry. And what's more fun than reading poetry? Writing it! In Explore Poetry! With 25 Great Projects children have fun learning about different forms of poetry while delving into different literary techniques...

Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering! What if an elephant sat on your book and refused to move. How could you lift it? Very carefully! You might want to use a pulley. A pulley is one of six simple machines that are designed to make different kinds of work such as lifting, pulling, pushing easier. In Pulleys Pull Their Weight: Simple Machines for Kids, readers solve...

Waves: Physical Science for Kids from the Picture Book Science series gets kids excited about science!Have you ever floated on waves in the ocean? Have you ever stood in a human wave at a baseball game? Waves are all around us! You can find waves in a field of wheat, in a dangling string, in a slinky, and in flags that are blowing in the breeze. There are even invisible waves! Sunlight and sound move in waves, and cell phones and microwaves use waves...

Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering! How do you keep a truck from rolling? A door from closing? And how do you cut through banana bread? All of these questions have

Learn how simple machines make work easier in these colorful nonfiction picture books all about science and engineering! If you were designing a wheelbarrow, how would you make it move easily when you pushed it? Skis? Stilts? Springs? How about wheels? The wheel is a simple machine that has been used for centuries to make work easier for humans. Look at all the cars, trucks, trains, buses, and bikes around you. They all have wheels and axles!...

Some days Mama is bright like the yellow part of a rainbow. Other days, Mama is flat like the scratched surface of our kitchen table. So I tell Mama a story . . . " A girl tells about a misunderstood dragon as a way to understand her mother's unpredictable emotions and reveal her love for her.