Mark Weakland

"In cartoon format, uses zombies to explain the science of forces and motion"-- Provided by publisher.

Is a wheel the same as a gear? Will a square wheel work? Could a wheel roll forever? Discover the wonder and science of wheels in Gears Go, Wheels Roll.

Can a magnet really crush a car? How do magnets stick to the fridge without tape or glue? Discover the wonder and science of magnets in Magnets Push, Magnets Pull.

Does a towering sunflower fit inside a tiny seed? Where do seeds come from? What makes them grow? Discover the amazing science of seeds in Seeds Go, Seeds Grow.

Aye, aye, matey! Captain Kidd here, and I'm on an adventure on the high seas. I've always wondered why me boat floats but me treasure sinks. Follow me crew to find out all about sinking and floating!

"Uses popular cartoon character Wile E. Coyote to demonstrate science concepts involved with simple machines"--Provided by publisher."-- Provided by publisher.

What makes things move, but cannot be seen? It pushes and pulls but remains invisible. Learn about the magic of magnetism! Then try a hands-on experiment that will attract kids to science.

Two boys learn to be the heroes of their own adventure. In pursuit of "the world's most awesome tree house," best friends Matt and Jerry spend the summer after sixth grade hauling wood up the hillside of their Pennsylvania hometown. The boys' freedom is tempered by trying to avoid the attention of Trio Diablo, a menacing gang of teenagers. Their summer soon changes when they venture into the hollow on the other side of the hill. The friends stumble...

You probably use Wi-Fi all the time to connect to the internet through your laptop, tablet, or phone. It's easy. Wi-Fi hotspots surround you as you go through your day, from school to a pizza place or coffee shop and then back home. Not so long ago, the internet wasn't as accessible. Find out how Wi-Fi works, how it became commonplace, and what it might do for you in the future.

Wilma Rudolph became a great American athlete. But do you know what she was like as a child? From battling polio to playing basketball, Wilma was a determined and strong child. This playful story of her childhood will help young readers connect with a historic figure and will inspire them to want to achieve greatness.