In the ancient world, philosopher Archimedes designed new machines for farming. During the Renaissance, artist Leonardo da Vinci sketched his ideas for wondrous flying machines. Scientist… Read More →

What do a children’s librarian, a city council member, a construction worker, and a world-famous architect have in common? They all worked together to create an amazing place: a public… Read More →

Abby loves her community and the construction workers that built it! Construction workers create everything from sidewalks to buildings. Abby wants to celebrate their work! About the Sesame… Read More →

We use glass in many ways. Can you name five things in your home that are made out of glass? Some glass things are made by machines in factories, and some are made by hand. How is glass made? Read More →

Join Space Cat on an exploration of systems in both the natural world and in the human-made world. Readers discover how STEM skills keep systems working. Read More →

¿Sabías que la mayoría de la energía que usamos proviene de carbón, el petróleo y el gas natural? ¿Cómo recolectan los trabajadores estos combustibles fósiles? ¿Y qué efectos tienen estos… Read More →

¿Sabías que la gente puede excavar y utilizar el calor de la Tierra para producir energía? Esta energía geotérmica puede alimentar tu computadora y calentar o enfriar tu hogar. Pero, ¿cómo se Read More →

¿Sabías que los diminutos átomos que componen toda la materia contienen enormes cantidades de energía? Esta energía, llamada energía nuclear, puede alimentar el televisor y el refrigerador de Read More →

¿Sabías que la luz del sol que calienta tu piel en un día soleado se puede utilizar para producir energía? Pero, ¿cómo se recolecta la luz solar y se convierte en energía que podamos usar? ¿Y Read More →

Digging and drilling, lifting and mixing; machines at work do so many different things! Look around and discover the different machines used to help us get job done. Discover machines used at Read More →

Some tunnels are natural and some are built by people. Sometimes it is difficult to get from one place to another, so people have built tunnels. What are tunnels built through or under? Have… Read More →

Blockchain is the powerful technology behind popular cryptocurrencies like Bitcoin. Find out how blockchain helped create these digital currencies that are not controlled by banks or… Read More →

Construct an arsenal of mini-models of large launchers, based on siege weapons used throughout history. All you need are everyday items and some adult help. Wheel them out as you conduct a… Read More →

Can cats code? These cats sure can! Computer bugs come to life with playful rhyming verse and goofy illustrations. Readers will learn about types of errors that can bring a computer to a… Read More →

People have always wanted to move from one place to another, so they have built bridges. Some bridges are natural and some are built by people. What are bridges built over? Have you crossed a Read More →

Landlubbers can make a splash with these easy-to-make watercraft using simple, everyday items! You'll be surprised how you can use two soft drink cans and a rubber band to make a catamaran, a Read More →

Make brilliant land vehicles from simple everyday items and discover the engineering behind each model! You'll see how some wooden skewers and a soft drink can come together to create an… Read More →

Be your own robotics engineer and watch these clever machines come to life. But remember, you're in charge! Learn how to create robots like the Intrepid Eggsplorer, the Tightrope Trickster,… Read More →

Build your very own planes and rockets! All you need are easy-to-find items and these incredible ideas. Find out how to make a glider, helicopter, a parachute, and more with objects like… Read More →