Mariel Bard – författare
Visar alla böcker från författaren Mariel Bard. Handla med fri frakt och snabb leverans.
11 produkter
Amphibian Fossils
Av Mariel Bard
E-bok, 2016
408 kr
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Amphibian fossils tell us a great deal about the frogs, toads, salamanders, and other amphibians that lived on Earth thousands and millions of years ago. With every turn of the page, young fossil enthusiasts will be delighted to see photographs of amphibian fossils and learn how they formed. The …
Geothermal Energy
Harnessing the Power of Earth’s Heat
Av Mariel Bard
E-bok, 2017
377 kr
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Our planet contains a great deal of heat under its surface. Scientists have learned how to tap into this heat and use it as an alternative energy source. This book brings students inside Earth for an up-close look at how geothermal energy is created, harnessed, and used to power our world. Early …
Air Masses and Fronts
Av Mariel Bard
E-bok, 2018
405 kr
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Air moves in large bodies called air masses. When two air masses bump into each other, the place where they meet is called a front. This is where weather often occurs. This fact-filled book explores air masses and fronts using age-appropriate text and full-color photographs. Students will learn …
Oops! It's Penicillin!
E-bok, 2019
422 kr
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One of the single greatest leaps forward in human healthcare happened because of an accident in a laboratory. This serendipitous event was the result of a summer vacation in Scotland and an unattended experiment. Dr. Alexander Fleming discovered penicillin, one of the first antibiotics, in 1928 …
20 Fun Facts About Famous Subways
E-bok, 2019
408 kr
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Deep underground, below the bustling streets of cities big and small all around the world, subway trains shuttle passengers to their destinations. From the world''s oldest subway in London, built in 1847, to the extremely busy Tokyo subway with over 200 stations, subways have been and continue to …
How a Satellite is Built
E-bok, 2020
362 kr
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High above our heads, orbiting Earth, are huge technical wonders called satellites. These instruments do so much for us, from helping our cars navigate through GPS to informing meteorologists'' predictions of the weather. Making these satellites is no small feat, and they are very expensive. A …
Gamers and Streamers
E-bok, 2019
422 kr
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No longer are sports played only on a field or in an arena. Professional gaming leagues are gaining worldwide recognition for their exciting competitions and star players, most of whom rose to fame through online streaming. From the first video game tournament held in 1972 to today, gaming has come …
Great Ball of Fire: Studying the Sun
E-bok, 2020
422 kr
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Our solar system would fall apart without the sun. Its gravity is what keeps planets and other celestial bodies moving in orbit. The sun also plays a big role in Earth''s weather, climate, and seasons. We wouldn''t know of this if we hadn''t spent a lot of time over hundreds of years studying the …
Republicans and Democrats
E-bok, 2019
417 kr
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Elected officials have a duty to represent and advocate for the values of those who elected them. Most politicians align themselves with one of two political parties: Republican or Democratic. But did you know that the Republican Party used to support big government spending and the Democratic …
Know Who You Are: Accurate Self-Perception
Av Mariel Bard
E-bok, 2019
417 kr
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Establishing accurate self-perception can help children, teachers, and parents identify not only areas of excellence but also areas in need of more attention. This book guides young readers in establishing healthy self-perception by identifying strengths and areas for improvement. Through a series …
