This craft book for children shows how to make a waterwheel, paddle-steamer, propeller plane, parachute, windmill, simple pendulum clock, spinning tops, a little hot-air carousel or roundabout, a hot-air balloon, and lots more. Some suggestions are simple enough for six-year-olds, others challenging enough for a skilful twelve-year-old.

Earth, Water, Fire and Air Playful Explorations in the 4 Elements

Kraul, Walter

Science & Math

Gryphon House

This book encourages children's interest in the natural world, showing a broad range of activities, games and toys to make that involve one of the four elements: earth, water, fire or air. The projects also introduce children to basic scientific principles -- such as gravity, momentum and light refraction -- in fun and creative ways. Full instructions and diagrams are provided for making projects such as a waterwheel, paddle-steamer, propeller plane, parachute, windmill, simple pendulum clock, spinning tops, hot-air balloon and much more. Some are simple enough for a six-year-old, others are challenging enough for a twelve-year-old to enjoy. This new edition includes updated color photographs and diagrams as well as a handful of new activities for all children to enjoy.

Earth, Water, Fire and Air: Playful Explorations in the Four Elements

Crafts, Hobbies & Home

Crafts & Hobbies

Floris Books

Astronomy, especially naked-eye astronomy, is a wonderful way for children and young people to engage with the world and universe around them. Many children quickly become fascinated with stars, planets and comets, learning skills that also help them develop generally. This book is a perfect introduction to astronomy for any child, whether or not they have a telescope. It explains the visible constellations and then explores the sun, moon, planets, comets and meteorites. Color illustrations and diagrams at every stage help children relate what they are reading to what they can see in the sky. Suitable for budding astronomers in both the northern and southern hemispheres, and in polar, temperate or tropical latitudes (i.e., everywhere), this is an ideal introduction the wonders of stargazing.

Astronomy for Young and Old: A Beginner's Guide to the Visible Sky

Children's Books

Science, Nature & How It Works

Spielen mit Wasser und Luft.

Freies Geistesleben

Spielen mit Feuer und Erde.

Spielen mit Feuer und Erde

Freies Geistesleben GmbH

Erscheinungen am Sternenhimmel. Die Bewegungen der Gestirne beobachten und verstehen.

Platonische Körper und ihre Verwandlungen: Kreativ gestalten mit Walter Kraul

Fenomeni del cielo stellato. Osservare e comprendere i movimenti degli astri

Astronomy & Space Science

Filadelfia Editore

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Books by Kraul, Walter