Knihobot

David Jefferis

    Hot Planets: Mercury and Venus
    Extreme Structures
    Race Into Space
    Model Trains: Creating Tabletop Railroads
    Exploring Planet Mars
    Záhady neznáma
    • Záhady neznáma

      • 96 stránek
      • 4 hodiny čtení
      4,4(40)Ohodnotit

      Tato kniha je určena každému, kdo rád přemýšlí o tajemných jevech odehrávajících se až na samé hranici poznaného světa. Byly hlášeny případy, kdy svědkové pozorovali podivná zvířata skrývající se v horách, lesích, jezerech a oceánech. Dá se takovým zprávám věřit? Mnozí lidé tvrdí, že se setkali s duchy mrtvých. Ale existují doopravdy? Přes 100 000 lidí prohlašuje, že spatřili létající talíř. Je možné, aby se všichni mýlili? Či se nějaké UFO, neboli neidentifikovatelný létající předmět právě ted' vznáší na hlídce v zemské atmosféře? Tato kniha je vaším průvodcem po světě tajemství a záhad. Až si ji přečtete, možná, že budete na některou z předchozích otázek znát odpověd'. Kapitoly: Čo je príšera ?, Príšery v mýtoch a legendách, Staroveké Grécko, Minotauros a Medúza, Grendel, Draky, Predhistorické obludy, Objavenie dinosaurov, Vládcovia sveta, Najkrutejší tvor všetkých čias ?, Morské príšery, Hady v moriach, Záhadný kraken, Netvory dneška, Himalájsky snežný muž, ...a jeho príbuzný Sasquatch, Príšery v jazerách, Vedci skúmajú Loch Ness, Vyrobené príšery, Slovník príšer a oblúd, Kvíz o príšerách.

      Záhady neznáma
    • Exploring Planet Mars

      • 32 stránek
      • 2 hodiny čtení
      5,0(1)Ohodnotit

      The book examines the scientific facts surrounding Mars, Earth's closest neighbor, while also discussing future exploration and potential colonization. It highlights recent discoveries from probes sent to the planet, evaluating their implications for confirming signs of life on Mars. Through a blend of current research and future possibilities, readers gain insight into the ongoing quest to understand this intriguing planet.

      Exploring Planet Mars
    • Focusing on the art of model train making, this book delves into creating realistic environments for trains, emphasizing the importance of scale and the mechanics of different train types. It distinguishes between kit building and scratch construction, offering practical tips on painting, cutting, and basic electronics. Young readers will enhance their fine-motor skills while developing patience, concentration, perseverance, and problem-solving abilities through engaging activities in model making.

      Model Trains: Creating Tabletop Railroads
    • Race Into Space

      • 32 stránek
      • 2 hodiny čtení
      4,4(3)Ohodnotit

      The narrative highlights the intense competition between the United States and the Soviet Union during the Cold War, focusing on key milestones in the space race. It covers early rocket-building efforts and the advancements in the Russian and American space programs from the 1950s through the 1980s, showcasing significant achievements and developments in space exploration during this pivotal era.

      Race Into Space
    • Extreme Structures

      Mega-Constructions of the 21st Century

      • 32 stránek
      • 2 hodiny čtení
      4,0(1)Ohodnotit

      Exploring the engineering marvels of the tallest buildings, this book delves into the construction techniques and safety measures that ensure their stability. It highlights innovative designs and futuristic structures currently in the planning stages, accompanied by vibrant images and illustrations. Readers will discover the intricate details that define these extreme structures and gain insight into the future of architecture and design.

      Extreme Structures
    • Hot Planets: Mercury and Venus

      • 32 stránek
      • 2 hodiny čtení
      4,0(1)Ohodnotit

      Exploring the extreme temperatures of Mercury and Venus, this title delves into the reasons behind their scorching climates. It examines the possibility of human travel to these planets and discusses their unique characteristics. Readers will gain insights into the challenges posed by the heat and the potential for exploration, making it an engaging resource for those interested in planetary science and space travel.

      Hot Planets: Mercury and Venus
    • Robot Voyagers

      • 32 stránek
      • 2 hodiny čtení
      3,5(2)Ohodnotit

      Focusing on the innovative designs of exploration robots, this book highlights their capabilities in environments inhospitable to humans. It showcases walking robots that navigate volcanic terrains and crawlers that delve into earthquake debris, illustrating the critical role these machines play in expanding our understanding of both Earth and space. Through detailed accounts, it emphasizes the technological advancements that enable these robotic voyagers to undertake missions in extreme conditions.

      Robot Voyagers
    • Internet

      Electronic Global Village

      • 32 stránek
      • 2 hodiny čtení
      3,0(1)Ohodnotit

      The book delves into the evolution of the Internet, highlighting its transformative impact on research, shopping, education, publishing, and information sharing. It also addresses critical issues surrounding individual privacy rights in the digital age. Enhanced by full-color illustrations, the narrative provides a comprehensive overview of how the online world functions and its implications for society.

      Internet
    • Exploring the fascinating world of astronomy, this book delves into the tools that enable us to gaze into the cosmos. It addresses key questions about powerful telescopes, the concept of radio astronomy, and the impressive size of the Hubble Space Telescope. Additionally, it highlights upcoming advancements in telescope technology, making it a comprehensive guide for anyone intrigued by the universe and the instruments that help us understand it.

      Star Spotters: Telescopes and Observatories
    • Exploring the enigmatic nature of black holes, this book delves into their significance and the latest research surrounding them. It presents accessible text and captivating visuals that guide readers through space's mysteries, including how black holes interact with nearby stars and the theories that suggest they could serve as gateways to the universe. Additional topics include the life cycle of stars, the role of magnetic fields, and the technology used in telescopes and space probes to uncover these cosmic phenomena.

      Black Holes