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128 pages • first pub 1988 (editions)
ISBN/UID: 9780746030523
Format: Hardcover
Language: Bulgarian
Publisher: Издателство "Петър Берон"
Publication date: Not specified
Description
What makes a rocket go? Why is the sky blue? What is gravity? How do computers work? The Usborne Science Encyclopedia introduces children to the fascinating world of science. Arranged thematically, it provides clear explanations which uncover the ...
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128 pages • first pub 1988 (editions)
ISBN/UID: 9780746030523
Format: Hardcover
Language: Bulgarian
Publisher: Издателство "Петър Берон"
Publication date: Not specified
Description
What makes a rocket go? Why is the sky blue? What is gravity? How do computers work? The Usborne Science Encyclopedia introduces children to the fascinating world of science. Arranged thematically, it provides clear explanations which uncover the ...