Bioweapons have been used throughout history. They are made from things in nature and are used to kill. Find out about several common germs and how they have been used as bioweapons.
From ancient wonders like the pyramids to tall modern skyscrapers, people have long been fascinated by building great structures. While many are constructed to solve problems, some are built purely for entertainment. Learn more about the engineering wonders of our past, present, and future.
What is NASCAR? Have you ever been to a racetrack? What is the most famous racetrack in the U.S.? Can a car go faster than the speed of sound? What is off-road racing?
This engaging book describes the properties of light waves, how they move, and the way our eyes receive them. Readers will learn that we see an object when light reflects from its surface and into the eye. A link to interactive activities online plus an activity in the book allow readers to create models that explore how to redirect and block the path a light wave travels.
Told through exuberant rhyme, a group of children shows the step-by-step process of how America's favorite snack comes about. Beginning with the planting of seeds, the cycle moves through the caretaking of the plant (watering and weeding), all the way to its harvest. Finally, it's time to shuck, then pop the kernels, and enjoy the finished product! Complete with back matter that includes scientific facts and activities, Let's Pop, Pop, Popcorn! offers a fun introduction to the process of creating popcorn.
Eighteenth-century mathematician and astronomer Benjamin Banneker was widely known and respected in his time. Most of what he knew, he taught himself. His letter to Thomas Jefferson asked the future president to reconsider his racial prejudices. Learn about Banneker, who abolitionists would use as proof that people of any race can be equally intelligent. Additional features include detailed captions and sidebars, critical-thinking questions, a phonetic glossary, an index, and sources for further research.
Human modification of the environment always carries a risk of accident and folly. Explore the causes and consequences of the nuclear meltdown on Three Mile Island, Pennsylvania in 1979. Guided by compelling questions such as, "What led to this disaster?," "Who was impacted by it?," and "What changed in its aftermath?" the interdisciplinary content blends social studies and science. Ultimately, it pushes students to consider how humans can meet their need for resources in a safe, sustainable way. Books include table of contents, index, glossary, author biography, and timeline.
The COVID-19 pandemic introduced many changes into children's lives. Social Distancing explains this novel but essential concept and gives actionable suggestions to help young readers adapt and cope as we navigate the current outbreak. Includes science content, based on current CDC recommendations, as well as social emotional content to help with personal wellness and development of empathy. All books in the 21st Century Junior Library encourage readers to think critically and creatively, and use their problem-solving skills. Book includes table of contents, sidebars, glossary, index, and author biography.
Every day, millions of players around the world get out their mobile phones, fire up Pokémon GO, and start scouring real-world locations for the elusive virtual creatures known as Pokémon. In this book, readers will learn everything they need to set off on the journey toward becoming an expert Pokémon trainer. Includes table of contents, author biography, sidebars, glossary, index, and informative backmatter.
Every day, millions of players around the world get out their mobile phones, fire up Pokémon GO, and start scouring real-world locations for the elusive virtual creatures known as Pokémon. In this book, readers will uncover the fascinating history behind this remarkable augmented reality game. Includes table of contents, author biography, sidebars, glossary, index, and informative backmatter.
Ice mummies hold fascinating secrets. They teach us hidden facts about the past. This narrative nonfiction book examines ice mummies from all over the world. Look inside to uncover these ancient treasures! Each book includes a table of contents, glossary of key words, index, author biography, sidebars, and mummy map.
The COVID-19 pandemic introduced many changes into children's lives. Learning at Home looks at the disruption of their school routines and gives actionable suggestions to help young readers adapt as we navigate the current outbreak. This includes science content, based on current CDC recommendations, as well as social emotional content to help with personal wellness and development of empathy. All books in the 21st Century Junior Library encourage readers to think critically and creatively, and use their problem-solving skills. Book includes table of contents, sidebars, glossary, index, and author biography.
From a newborn cub to a roaring adult, learn all about the different stages in a lion's life cycle. Told from the lion's perspective, early readers get a first-hand experience into its life stages. Simple sentences help develop word recognition and improve reading skills. Each book in this series includes a table of contents, glossary, index, and an author biography.
Human modification of the environment always carries a risk of accident and folly. Explore the causes and consequences of the Love Canal disaster of the 1970s in Niagara Falls, New York. Guided by compelling questions such as, "What led to this disaster?," "Who was impacted by it?," and "What changed in its aftermath?" the interdisciplinary content blends social studies and science. Ultimately, it pushes students to consider how humans can meet their need for resources in a safe, sustainable way. Books include table of contents, index, glossary, author biography, and timeline.
From a seed with a papery wing to a flowering tree, learn all about the different stages in a maple tree's life cycle. Told from the tree's perspective, early readers get a first-hand experience into its life stages. Simple sentences help develop word recognition and improve reading skills. Each book in this series includes a table of contents, glossary, index, and an author biography.
Every day, millions of players around the world get out their mobile phones, fire up Pokémon GO, and start scouring real-world locations for the elusive virtual creatures known as Pokémon. In this book, readers will discover the tips and tricks they need to emerge victorious in head to head Pokémon battles. Includes table of contents, author biography, sidebars, glossary, index, and informative backmatter.
Human modification of the environment always carries a risk of accident and folly. Explore the causes and consequences of the Centralia, Pennsylvania mining disaster of 1947. Guided by compelling questions such as, "What led to this disaster?," "Who was impacted by it?," and "What changed in its aftermath?" the interdisciplinary content blends social studies and science. Ultimately, it pushes students to consider how humans can meet their need for resources in a safe, sustainable way. Books include table of contents, index, glossary, author biography, and timeline.
Human modification of the environment always carries a risk of accident and folly. Explore the causes and consequences of the Church Rock, New Mexico uranium mine disaster of 1979. Guided by compelling questions such as, "What led to this disaster?," "Who was impacted by it?," and "What changed in its aftermath?" the interdisciplinary content blends social studies and science. Ultimately, it pushes students to consider how humans can meet their need for resources in a safe, sustainable way. Books include table of contents, index, glossary, author biography, and timeline.
Every day, millions of players around the world get out their mobile phones, fire up Pokémon GO, and start scouring real-world locations for the elusive virtual creatures known as Pokémon. In this book, readers will find out how to catch the game's hundreds of collectible creatures by discovering them in the wild or trading with other players. Includes table of contents, author biography, sidebars, glossary, index, and informative backmatter.
The COVID-19 pandemic introduced many changes into children's lives. Doing Your Part looks at the ways we can all mitigate risk and work together. The book gives actionable suggestions to help young readers be active in overcoming obstacles as we navigate the current outbreak. These books include science content, based on current CDC recommendations, as well as social emotional content to help with personal wellness and development of empathy. All books in the 21st Century Junior Library encourage readers to think critically and creatively, and use their problem-solving skills. Book includes table of contents, sidebars, glossary, index, and author biography.
Human modification of the environment always carries a risk of accident and folly. Explore the causes and consequences of the devastating water crisis in Flint, Michigan. Guided by compelling questions such as, "What led to this disaster?," "Who was impacted by it?," and "What changed in its aftermath?" the interdisciplinary content blends social studies and science. Ultimately, it pushes students to consider how humans can meet their need for resources in a safe, sustainable way. Books include table of contents, index, glossary, author biography, and timeline.
This high-interest narrative nonfiction title introduces young readers to fosas--rare catlike animals that live in Madagascar--and an amazing scientist who studies them. This book is packed with exciting wildlife encounters, basic facts about fosas, and first-hand accounts from a scientist at work in the field. Each book includes a table of contents, sidebars, glossary of key words, fast facts, index, and author biography.
Bog mummies hold fascinating secrets. They teach us hidden facts about the past. This narrative nonfiction book examines bog mummies from all over Europe. Look inside to unearth these ancient treasures! Each book includes a table of contents, glossary of key words, index, author biography, sidebars, and mummy map.
On the Origin of Species is a work of scientific literature by Charles Darwin which is considered to be the foundation of evolutionary biology. Darwin's book introduced the scientific theory that populations evolve over the course of generations through a process of natural selection. It presented a body of evidence that the diversity of life arose by common descent through a branching pattern of evolution. Darwin included evidence that he had gathered on the Beagle expedition in the 1830s and his subsequent findings from research, correspondence, and experimentation.
One Earth profiles Black, Indigenous and People of Color who live and work as environmental defenders. Through their individual stories, the book shows that the intersection of environment and ethnicity is an asset to achieving environmental goals. The twenty short biographies introduce readers to diverse activists from all around the world, who are of many ages and ethnicities. From saving ancient trees on the West Coast of Canada, to protecting the Irrawaddy dolphins of India, to uncovering racial inequalities in the food system in the United States, these environmental heroes are celebrated by author and biologist Anuradha Rao, who outlines how they went from being kids who cared about the environment to community leaders in their field. One Earth is full of environmental role models waiting to be found.
