Volcanoes have frightened man for thousands of years. Mountains spewing hot fire and ash have rained down destruction on cities, burning buildings and taking lives. But volcanoes are not just a destructive force. They are also a constructive force. They help to form the Earth's crust and create new lands. Named for Vulcan, the Roman god of fire, volcanoes have interested scientists for many years, but we still do not have all the answers. Here are some fun facts you may not know about volcanoes. Do you know: What is the difference between magma and lava? What are the different kinds of volcanoes? How are different kinds of volcanoes formed? How many volcanoes are on the ring of fire? Where is the largest volcano? And more. Find out the answers to these questions and more and amaze your family and friends with these fun facts. Ages 8 and up. All measurements in American and metric. Reading Level: 6.5 LearningIsland.com believes in the value of children practicing reading for 15 minutes every day. Our 15-Minute Books give children lots of fun, exciting choices to read, from classic stories, to mysteries, to books of knowledge. Many books are appropriate for hi-lo readers. Open the world of reading to a child by having them read for 15 minutes a day.

Earthquakes can be frightening occurrences. Suddenly the ground begins to shake. Things are thrown around and buildings come crashing to the ground. Scientists have studied earthquakes for years and have discovered many things. How much do you know? Do you know: Why do earthquakes happen? What is a seismograph? How do scientists measure earthquakes? What is liquefaction? What earthquake made the Mississippi River run backwards? Find out the answers to these questions and more and amaze your family and friends with these fun facts. Ages 8 and up. All measurements in American and metric. Reading Level: 6.2 Learning Island believes in the value of children practicing reading for 15 minutes every day. Our 15-Minute Books give children lots of fun, exciting choices to read, from classic stories, to mysteries, to books of knowledge. Many books are appropriate for hi-lo readers. Open the world of reading to a child by having them read for 15 minutes a day.

There are eight regular satellites in orbit around Jupiter. These are moons that formed within the gravity field of Jupiter. They were formed at the same time and out of the same material as the planet itself. They have circular orbits and orbit in the same direction as the planet. The four largest are the Galilean moons. These are the ones seen from any telescope on Earth. But there are four more moons. These little known moons are odd shaped. They orbit close to the planet, providing the material that makes up Jupiter’s ring system. In order from Jupiter they are Metis, Adrastea, Amalthea and Thebe. This book is about these four moons. How much do you know about these moons? Do you know: How many rings does Jupiter have? How do these moons make the rings of Jupiter? What happens to Jupiter's rings? How big are the craters on Amalthea? What is the reddest object in our solar system? And much more. Find out the answers to these questions and more and amaze your family and friends with these fun facts. Ages 8 and up. All measurements in American and metric. Educational Versions include exercises designed to meet Common Core standards. LearningIsland.com believes in the value of children practicing reading for 15 minutes every day. Our 15-Minute Books give children lots of fun, exciting choices to read, from classic stories, to mysteries, to books of knowledge. Many books are appropriate for hi-lo readers. Open the world of reading to a child by having them read for 15 minutes a day.

Icebergs can be fascinating things. They are fresh water, floating islands of ice. Some of them are big enough to hold 100 football stadiums, or more. They can be a danger to passing ships and wildlife that gets trapped on them. They drift along with the currents, melting as they make their way toward warmer waters, and their slow death. Do you know: Why do icebergs float? What is the underwater part of an iceberg called? How old is the air trapped in some icebergs? What is a growler? How big was the biggest iceberg ever recorded? Find out the answers to these questions and more and amaze your family and friends with these fun facts. Ages 8 and up. All measurements in American and metric. Reading Level: 6.4 Learning Island believes in the value of children practicing reading for 15 minutes every day. Our 15-Minute Books give children lots of fun, exciting choices to read, from classic stories, to mysteries, to books of knowledge. Many books are appropriate for hi-lo readers. Open the world of reading to a child by having them read for 15 minutes a day.

There are eight regular satellites in orbit around Jupiter. These are moons that formed within the gravity field of Jupiter. They were formed at the same time and out of the same material as the planet itself. They have circular orbits and orbit in the same direction as the planet. The four largest are the Galilean moons. These are the ones seen from any telescope on Earth. But there are four more moons. These little known moons are odd shaped. They orbit close to the planet, providing the material that makes up Jupiter’s ring system. In order from Jupiter they are Metis, Adrastea, Amalthea and Thebe. This book is about these four moons. How much do you know about these moons? Do you know: How many rings does Jupiter have? How do these moons make the rings of Jupiter? What happens to Jupiter's rings? How big are the craters on Amalthea? What is the reddest object in our solar system? And much more. Find out the answers to these questions and more and amaze your family and friends with these fun facts. Ages 8 and up. All measurements in American and metric. LearningIsland.com believes in the value of children practicing reading for 15 minutes every day. Our 15-Minute Books give children lots of fun, exciting choices to read, from classic stories, to mysteries, to books of knowledge. Many books are appropriate for hi-lo readers. Open the world of reading to a child by having them read for 15 minutes a day.

The Sahara is a land of extremes. It is the largest hot desert on Earth where the sand can reach a whopping 176 degrees Fahrenheit (80 degrees Celsius). It is also a land of mountains, plains – and snow. It is a constantly changing landscape with winds that blast dust halfway around the planet. Here are some interesting facts we have discovered about the Sahara. Do you know: What is the difference between a hot desert and a cold desert? Are there volcanoes in the Sahara? How many countries does the Sahara cover? How does the Sahara Desert help the Amazon rainforest? Does it snow in the Sahara Desert? Find out the answers to these questions and more and amaze your family and friends with these fun facts. Ages 8 and up. All measurements in American and metric. Reading Level: 6.9 Learning Island believes in the value of children practicing reading for 15 minutes every day. Our 15-Minute Books give children lots of fun, exciting choices to read, from classic stories, to mysteries, to books of knowledge. Many books are appropriate for hi-lo readers. Open the world of reading to a child by having them read for 15 minutes a day.

Lightning has terrified people for thousands of years with huge dark storm clouds, rumbling and lighting up. There were flashes of light striking the ground, causing fire and destruction with a roar loud enough to think the heavens were exploding. Today, we know a thunderstorm does not mean the world is about to end. Even so, it is a powerful event of nature. Find out more in this short book. RL:6