Children’s / Teenage general interest: Science and technology

Vaccines are biological substances that cause the human immune system to build up its defenses against specific diseases.

Are you really into cooking?

Do you love to write?

Germs sometimes make us sick, and sometimes we get hurt.

Teeth need lots of brushing and flossing to stay healthy-but why?

Sound is made up of tiny vibrations.

What kinds of solids can you see right now?

Did you know that liquids flow and take the shape of whatever container they're poured into?

Did you know that light has energy?

The earth is round, so why don't some people hang upside down?

Did you know there are gases all around us, but they're invisible?

Carefully leveled text and fresh, vibrant photos engage young readers in learning about how fire trucks work.

Carefully leveled text and fresh, vibrant photos engage young readers in learning about how helicopters work.

Carefully leveled text and fresh, vibrant photos engage young readers in learning about how school buses work.

Carefully leveled text and fresh, vibrant photos engage young readers in learning about how race cars work.

Build your very own planes and rockets!

Be your own robotics engineer and watch these clever machines come to life.

Make brilliant land vehicles from simple everyday items and discover the engineering behind each model!

Landlubbers can make a splash with these easy-to-make watercraft using simple, everyday items!

¡La Tierra es bastante increíble!

¿Sabías que el sol es en realidad una estrella?

¿Por qué sale la luna de noche?

¡Abre de par en par!

¡Los doctores saben muchas cosas sobre la salud y el cuerpo humano!

Carefully leveled text and fresh, vibrant photos engage young readers in learning about how garbage trucks work.

The information you find online can sometimes feel overwhelming.

What you put on the Internet may stay there forever.

Websites include all kinds of interesting information.

Using technology to bully others is a serious problem many kids face.

People use many kinds of computers.

Programs and apps make computers useful.

Video games today are more advanced than ever.

The Internet connects computers across the world.

Using the Internet can be an exciting adventure.

Have you ever crashed your bike and torn up your knee?

Las preguntas de pensamiento crítico y comprensión, hechos divertidos e ilustraciones encantadoras muestran a los estudiantes cómo las personas plantan, cultivan y cosechan calabazas.

Texto y ilustraciones interesantes enseñan a los estudiantes cómo los animales migran e hibernan para prepararse para el invierno.

Do you like to gaze at the stars?

Audisee(R) eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and sentence highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience!

Audisee(R) eBooks with Audio combine professional narration and text highlighting for an engaging read aloud experience!

';This rich volume is a national treasure.