Where does water go when it dries? Why do eggs go solid when you cook them? Why is ice slippery? answers all these intriguing questions about the science of materials, and much more.
How can a plane fly upside down? Why aren't there any super-giant humans? Why doesn't the Moon fall out of the sky? answers all these intriguing questions about the science of forces, and much more.
Why is the sky blue? Where does light go when you switch it off? Why does a mirror show things backwards? answers all these intriguing questions about the science of light, and much more.
This fact-filled book describes all things plants! With terms like species, photosynthesis, life cycle, and habitat, young readers will gain an understanding of how plants have survived on Earth for millions of years, and how we can't survive without them.
The perfect, low-level book for introducing magnets and how they work. Kids will be able to identify many magnetic objects after reading this book, as well as what materials are NOT magnetic.
Which animal has the best hearing? Just how fast is a supersonic plane? Can you hear sounds in space? answers all these intriguing questions about the science of sound, and much more.
Are electric eels really electric? Why are electrical wires covered in plastic? Where does lightning come from? answers all these intriguing questions about the science of electricity, and much more.
Technology can make work easier, safer, and more fun. But some technology can also be harmful to the environment. Read about how we can make responsible choices in our use of technologies to help lessen the harm to the environment.
Computer scientists know how to follow steps, spot patterns, and fix problems to reach a goal. Read about how anyone can learn to think like a computer scientist!
Robots are machines that can do work on their own. Read about all of the different and exciting jobs robots do in our communities.
Many technologies are made up of different parts that each perform a certain job. This basic introduction to systems will show you how all the parts work together as a group to complete a task.
Read about the invention of certain tools, and how they have been improved over time to become the technology we use today.
Energy powers the things that make our lives easier, safer, and more fun. Read about the Earth-friendly tools that are used to gather energy.
Read about the different tools of technology we use throughout our day. Think about which kinds of technology you use yourself.
Technology is the name we give to the tools that help make work easier, safer, or more fun for us to do. Learn about the basics of technology and how it improves our lives.
Some objects must be made of certain kinds of materials to make them work the way they should. Read about how the properties of different materials, such as their hardness or weight, help make an object fit the job it is made for.
Did you know that an object can only move if a force is placed on it? Read about pushing and pulling - the forces that make objects move - and what happens when you change the strength or direction of a force.
Could an engineer that builds roads fix a problem on an airplane? Read about how different kinds of problems are solved by different kinds of engineers.
We can all make good choices to do our part to care for Earth. Read about the importance of reducing, reusing, and recycling, as well choosing items that can be used over and over.
The only way we can learn about dinosaurs is by studying their fossils. Read about how comparing fossils shows us how different dinosaurs moved, what foods they ate, and how they protected themselves.
Engineers don't give up when they fail to solve a problem. Discover why learning from mistakes helps guide engineers to find the best solution.
Read about some of the things that engineers design, such as bridges and water systems, to improve life in our communities.
Different problems need different solutions, but engineers follow the same steps to solve them. Discover the path engineers take to find new solutions or improve old ones.
Engineers often look to nature to help them solve problems. Read about human technologies that have been inspired by animals and plants.
Engineers build models to help them test how well their solutions will work. Read about how testing small-sized models helps them spot mistakes, make improvements, and create the best solution possible!
