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 to the different life-spans of various types of birds. Written specifically for students in need of review or extra help, this book gives a concise overview of a topic commonly included in science curricula. Alongside the main content's simple explanations,...

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. Readers learn the basic structure of the mammal life cycle through simple language and accompanying diagrams that show the cycle step-by-step. The main content offers a way for struggling readers to more easily, learn an important science curriculum topic,...

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 explore the cycles in the space that most affect us and the space science taught in upper elementary science classes. Accessible language and simple explanations make this the perfect introduction to Earth's cycles for readers struggling with traditional...

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 are introduced to this general cycle as well as the important vocabulary needed to talk about it, such as "fry" and "spawning." Accessible language and simple diagrams throughout the book provide a way for struggling readers to tackle science curriculum...

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 and life science curricula. Written for struggling upper elementary readers, the main content highlights the most important points, as well as the essential vocabulary relating to food chains and webs. Full-color diagrams aid readers' comprehension.

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 can be shown in the model known as the carbon cycle. Though this concept can be confusing, all readers have a chance to understand this concept through the text and simple diagrams in this book. Both struggling readers and those looking for review can...

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 people visit Grand Canyon National Park which encompasses the Grand Canyon and land around it. Readers are introduced to the Grand Canyon through its formation, incredible views, and important biodiversity. The achievable text is paired with breath-taking,...

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 water to the people that live around it, and is so important to the survival of species in south Florida that much of it has been protected as a national park. Readers travel through the "river of grass" in this accessible volume, introducing the natural wonder that...

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 and life science curricula. Written for struggling upper elementary readers, the main content highlights the most important points, as well as the essential vocabulary relating to food chains and webs. Full-color diagrams aid readers' comprehension.

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 included in the reptile life cycle accompanied by helpful diagrams to aid readers' understanding of this common science curriculum topic. Written with struggling readers in mind, this volume gives explanations in accessible language, which also makes it an excellent...