Scholars gain an insight into the relative size of planets and distance between inner and outer planets with the help of informational text, a data table, and a series of four questions.  

What is this thing called the Internet? A KWL activity elicits what the class knows about how the Internet works. Then pupils read a copy of a memo about the need to keep the Internet open and accessible by everyone. 

Can you catch the same cold twice? Elementary and middle schoolers learn about what happens when a virus attacks their bodies, and how the immune system never forgets a virus, with an entertaining comic book. The packet includes...

New Horizons set forth on a mission to Pluto in 2006. Ten years later, the spacecraft is still on its way. Here, enthusiastic scholars predict what they will be like—likes, dislikes, hobbies, etc.—when New Horizons arrives at its...

In this first land plants worksheet, students read about the major events that allowed plants to evolve on Earth. Students read about the primary and secondary atmospheres, the formation of the ozone layer to protect from UV light and...

Here is your go-to student resource on primary geography concepts, including facts about the surface of the earth and its hemispheres, latitude and longitude, globes, types of maps, and identifying continents and oceans.

In this worksheet on the planet Saturn, students look at a picture of the planet and read accompanying facts, along with a brief paragraph.

Every year, more than 14 billion pounds of garbage is dumped into the oceans of the world, most of which is plastic and toxic to ocean life. Lesson 32 in the series of 36 focuses on environmental concerns, specifically pollution. Under...

Fifteen million children under the age of five die each year due to diseases in their drinking water. Water pollution is the topic of lesson 34 in the series of 36. Scholars, through reading and discussing, study numerous aspects of...

In this worksheet on the planet Mars, students look at a picture of the planet and read accompanying facts, along with a brief paragraph.

In this space science worksheet, students read facts about the solar system. Students look at the diagram showing the position of the planets. Pluto is included as a planet here.

In this worksheet on asteroids, students look at a picture asteroids and read accompanying facts, along with a brief paragraph.

Read about different rainforests around the planet. Find out geographical information, as well as typical plants and animals living there.

Read about the vital statistics, composition, and other facts about our home planet, Earth.

Read about our planet's only satellite, better known as the moon in this colorful, illustrated tutorial.

Part of a larger site on the Solar System, this page offers an image of Uranus and information about its discovery, size, orbit, and atmosphere. Follow links in the left margin to read more about the planet's composition, rotation, and...

Find out about our closest star, the sun. Read interesting facts and other trivia about our planet's source of energy.

As far as we know, the blue whale is the largest animal ever to have existed on the planet. Weights up to 190,000 kg (as much as 30-40 African elephants) have been recorded. Learn more about the Balaenoptera musculus, more commonly known...