Autor: Bray Jacobson

As Earth moves around the sun, the seasons on Earth change. The movement of the moon affects the tides in Earth’s oceans. What happens in space has an influence on our lives. In this book, readers ex …

All organisms in an ecosystem are connected. Some are predator, some are prey, and others are just there to help decomposition. What’s more, food chains and food webs are a crucial part of the Earth …

Life on Earth depends on carbon. In fact, about 18.5 percent of a human body’s mass is carbon. How carbon is taking in and given off through animals’ breathing, the burning of fossil fuels, and more …

All organisms in an ecosystem are connected. Some are predator, some are prey, and others are just there to help decomposition. What”s more, food chains and food webs are a crucial part of the Earth …

Life on Earth depends on carbon. In fact, about 18.5 percent of a human body”s mass is carbon. How carbon is taking in and given off through animals” breathing, the burning of fossil fuels, and mor …

As Earth moves around the sun, the seasons on Earth change. The movement of the moon affects the tides in Earth”s oceans. What happens in space has an influence on our lives. In this book, readers e …

Students often spend a long time learning about the early European settlements, such as Jamestown, and the founding the 13 British colonies that became the United States. Remembering and digesting so …

The highest law in the United States isn’t written in modern English. Yet students are expected to know and understand much of what it says, as well as facts about how and why it was written. Readers …

Amphibians have some of the most interesting life cycles on Earth. The metamorphosis frogs, toads, salamanders, newts, and caecilians go through has many steps that readers need to understand and rem …

All birds lay eggs, but the size, shape, and colors are very different. Do these differences change the bird life cycle? Readers learn about the general life cycle of a bird from when the egg is laid …

From the candiru to the lionfish, there are so many kinds of fish on Earth. While all have different methods of production, the basic life cycle is the same, from egg to spawning swimmers. Readers ar …

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be co …

Mammals are a very diverse group. From whales and dolphins that give birth in the water to platypuses that lay eggs, these life cycles can often seem very different. However, they’re very similar. Re …

Some reptiles lay eggs and some give birth to live young. In this book, readers learn about the reptile life cycle beginning in both ways. The main content gives a simple overview of the steps includ …

From the candiru to the lionfish, there are so many kinds of fish on Earth. While all have different methods of production, the basic life cycle is the same, from egg to spawning swimmers. Readers ar …

Mammals are a very diverse group. From whales and dolphins that give birth in the water to platypuses that lay eggs, these life cycles can often seem very different. However, they’re very similar. Re …

Many insects hatch from eggs and molt several times as they grow bigger. Others, such as butterflies, undergo a complete metamorphosis. A common science curriculum topic, insect life cycles may be co …

All birds lay eggs, but the size, shape, and colors are very different. Do these differences change the bird life cycle? Readers learn about the general life cycle of a bird from when the egg is laid …

Amphibians have some of the most interesting life cycles on Earth. The metamorphosis frogs, toads, salamanders, newts, and caecilians go through has many steps that readers need to understand and rem …

It can be confusing to learn that the U.S. Constitution wasn”t the first document governing the United States. The Articles of Confederation was a problematic document, and the social studies curric …

The highest law in the United States isn”t written in modern English. Yet students are expected to know and understand much of what it says, as well as facts about how and why it was written. Reader …

Ants are known as one of nature’s hardest working animals. Their strength and persistence in bringing food to their colonies have been well documented. Now, beginning readers have a chance to learn a …

There are thousands of species of bees, and not all are yellow and black. However, the telltale yellow and black of the honeybee and bumblebee are the best known. Beginning readers explore the world …

There are so many kinds of beetles. From the odd-looking rhinoceros beetle to the familiar ladybug and the lovely firefly, beetles can be found all over the world in all kinds of environments. Young …

If it’s summer and there’s trash around, there are bound to be flies. But house flies are only one of many kinds of flies, and they’re all fascinating bugs. Beginning readers ascend into the world of …

Spiders have a bad reputation based solely on their appearance, which many find creepy or unnerving. However, these helpful bugs eat many other pests and lead interesting, busy lives. Facts such as h …

Ants are known as one of nature”s hardest working animals. Their strength and persistence in bringing food to their colonies have been well documented. Now, beginning readers have a chance to learn …

There are thousands of species of bees, and not all are yellow and black. However, the telltale yellow and black of the honeybee and bumblebee are the best known. Beginning readers explore the world …

Almost nothing is more naturally magical than seeing a butterfly alight on a flower in your garden before it flutters away. From the lovely orange of the monarch to the blues of the pipevine swallowt …

If it”s summer and there”s trash around, there are bound to be flies. But house flies are only one of many kinds of flies, and they”re all fascinating bugs. Beginning readers ascend into the world …

Spiders have a bad reputation based solely on their appearance, which many find creepy or unnerving. However, these helpful bugs eat many other pests and lead interesting, busy lives. Facts such as h …

Ants are known as one of nature’s hardest working animals. Their strength and persistence in bringing food to their colonies have been well documented. Now, beginning readers have a chance to learn a …

There are thousands of species of bees, and not all are yellow and black. However, the telltale yellow and black of the honeybee and bumblebee are the best known. Beginning readers explore the world …

There are so many kinds of beetles. From the odd-looking rhinoceros beetle to the familiar ladybug and the lovely firefly, beetles can be found all over the world in all kinds of environments. Young …

Almost nothing is more naturally magical than seeing a butterfly alight on a flower in your garden before it flutters away. From the lovely orange of the monarch to the blues of the pipevine swallowt …

If it’s summer and there’s trash around, there are bound to be flies. But house flies are only one of many kinds of flies, and they’re all fascinating bugs. Beginning readers ascend into the world of …

Spiders have a bad reputation based solely on their appearance, which many find creepy or unnerving. However, these helpful bugs eat many other pests and lead interesting, busy lives. Facts such as h …

The Everglades is an incredibly unique ecosystem. It’s so unique, there’s no other place on Earth called an "everglade"! It’s the breeding ground for wading birds, filters and supplies wate …

The Grand Canyon is so large, it can be seen from space! This natural wonder was carved out of the Colorado Plateau by the rush of the Colorado River over thousands of years. Today, millions of peopl …

The longest river in the United States isn’t the Mississippi River-that’s the Missouri. But, the Missouri is part of the huge Mississippi River system that’s truly a natural wonder! It contains 250 t …

One of the best-known waterfalls on Earth is right here in North America! Niagara Falls is found between the U.S. state of New York and the Canadian province of Ontario on the Niagara River. While it …

The Rocky Mountains were once a great obstacle to those traveling west. Today, they are passable but still formidable in their height and the length of the mountain range. In these ways, among others …

It can be confusing to learn that the U.S. Constitution wasn’t the first document governing the United States. The Articles of Confederation was a problematic document, and the social studies curricu …

Some reptiles lay eggs and some give birth to live young. In this book, readers learn about the reptile life cycle beginning in both ways. The main content gives a simple overview of the steps includ …

Almost nothing is more naturally magical than seeing a butterfly alight on a flower in your garden before it flutters away. From the lovely orange of the monarch to the blues of the pipevine swallowt …

There are so many kinds of beetles. From the odd-looking rhinoceros beetle to the familiar ladybug and the lovely firefly, beetles can be found all over the world in all kinds of environments. Young …

The tallest mountain in North America is in the United States-but, it’s far away from most of those states! Denali, previously known as Mount Mc Kinley, is in Alaska, and in this book, readers learn …