Ursa books (81 risultati)

Paperback. Condizione: Very Good. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

Paperback. Condizione: Very Good. It's a well-cared-for item that has seen limited use. The item may show minor signs of wear. All the text is legible, with all pages included. It may have slight markings and/or highlighting.

paperback. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

hardcover. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

Condizione: New.

Paperback or Softback. Condizione: New. Strange Weather. Book.

library. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority. N/A (illustratore).

library. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

library. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

library. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

library. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

library. Condizione: Very Good. Connecting readers with great books since 1972! Used books may not include companion materials, and may have some shelf wear or limited writing. We ship orders daily and Customer Service is our top priority.

Condizione: As New. Unread book in perfect condition.

Condizione: New.

paperback. Condizione: New.

Condizione: New.

Hardcover. Condizione: new. Hardcover. From the earliest forms of life in the sea to the first dinosaurs that ruled the land, early life on Earth took many strange forms. Explore how life grew, adapted, and changed across a span of 275 million years from the Cambrian through the Triassic Period. Engaging images and informative graphics help explain the development of life on Earth, while an encyclopedic-entry-style format makes the text approachable and highly browsable. Final comprehension questions encourage reflection on what readers have learned. Shipping may be from multiple locations in the US or from the UK, depending on stock availability. …

Hardcover. Condizione: new. Hardcover. Earth in the Jurassic period was much warmer with seas that teemed with life. Dinosaurs began to rule the land as the first sharks and crocodiles appeared in the water. Explore how life grew, adapted, and changed through the Jurassic Period. Engaging images and informative graphics help explain the development of life on Earth, while an encyclopedic-entry-style format makes the text approachable and highly browsable. Final comprehension questions encourage reflection on what readers have learned. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. After the extinction event at the end of the Cretaceous Period, only a small number of species survived into the Cenozoic Era. Among those were small mammals who evolved to dominate life on land, including one species called homo sapiens--human beings. Engaging images and informative graphics help explain the development of life on Earth through the Cenozoic Era, while an encyclopedic-entry-style format makes the text approachable and highly browsable. Final comprehension questions encourage reflection on what readers have learned. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. Many civilizations have risen and fallen throughout history. Is it possible some cities were lost to the depths of time? According to legends, cities like Atlantis and Lemuria were once strong empires that disappeared completely. In-depth stories and a stunning design will bring readers head-first into the mystery. Are these stories just make-believe or is it possible that these cities really did exist? It's time to explore the unexplained. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. From the nuclear forces holding atoms together to the electricity that powers our homes, everything in our universe is buzzing with energy. Where does that energy come from, and how do people harness it? Discover the secrets of atoms, radiation, electricity, and circuits, and meet the great thinkers who made these discoveries possible. Extraordinary photos and real-world examples invite readers to discover the world of physics, while final comprehension questions engage them to check what they have learned. Shipping may be from multiple locations in the US or from the UK, depending on stock availability. …

Hardback. Condizione: New.

Hardcover. Condizione: new. Hardcover. The human body is a complex set of organs and systems that all work together to sustain life. How does a human body grow and develop over time? Explore the science behind the human life cycle through an encyclopedic-style text perfect for both browsing and deep research. Extraordinary photos and real-world examples help explain the life cycle, while body breakthroughs features highlight the scientists and pioneers who made some of the greatest advancements in their fields. Final comprehension questions encourage reflection on what readers have learned. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. The brain commands the nervous system, while the gut is the central part of the digestive system. These two complex body systems work together to get the nutrients out of food and maintain both physical and emotional well-being. Explore the science behind the nervous and digestive systems through an encyclopedic-style text perfect for both browsing and deep research. Extraordinary photos and real-world examples help explain these systems, while body breakthroughs features highlight the scientists and pioneers who made some of the greatest advancements in their fields. Final comprehension questions encourage reflection on what readers have learned. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. The respiratory system brings oxygen into the body, while the cardiovascular system delivers that oxygen to every cell. These two complex body systems work together to support and give life to the body. Explore the science behind the respiratory and cardiovascular systems through an encyclopedic-style text perfect for both browsing and deep research. Extraordinary photos and real-world examples help explain these systems, while body breakthroughs features highlight the scientists and pioneers who made some of the greatest advancements in their fields. Final comprehension questions encourage reflection on what readers have learned. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. From beautiful crystals with the energy to power electronic devices to amazing gemstones incorporated into religious practices across different cultures, the natural world has of thousands of different kinds of crystals and gemstones. How do these hidden treasures form deep underneath Earth's surface? And what physical characteristics and traits do scientists use to classify them? Discover the composition behind famous crystals and gemstones, where they are found, and what they are used for. Extraordinary photos and real-world examples invite readers to explore crystals and gemstones, while an encyclopedic-entry-style format makes the text approachable and highly browsable. Final comprehension questions engage readers to check what they have learned to reenforce comprehension. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. From the preserved remains of prehistoric life to ancient footprints and coprolites, the world is full of fossils that give us a look into the past. How do fossils form? What can they tell us about Earth's many mysteries? And why are they left behind even after the death of their ancient specimens? Discover the steps paleontologists take to find and preserve fossils, and how the rocky remains can help us understand the evolution of life. Extraordinary photos and real-world examples invite readers to explore fossils, while an encyclopedic-entry-style format makes the text approachable and highly browsable. Final comprehension questions engage readers to check what they have learned to reenforce comprehension. Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Hardcover. Condizione: new. Hardcover. A home is a place to feel safe and the farm is full of life. But what if they became places fright and death? Travel the world, visiting real homes and farms with creepy legends and unbelievable paranormal events. Are the stories of strange figures and unexplained disturbances make-believe or signs of something more sinister? Decide for yourself . . . if you dare. "A home is a place to feel safe and the farm is full of life. But what if they became places of fright and death? Travel the world, visiting real homes and farms with creepy legends and unbelievable paranormal events. Are the stories of strange figures and unexplained disturbances make-believe or signs of something more sinister? Decide for yourself . . . if you dare"-- Shipping may be from multiple locations in the US or from the UK, depending on stock availability.…

Condizione: New.

Hardback. Condizione: New.