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David M Schwartz

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1) If dogs were dinosaurs

Author

Schwartz, David M

Physical Desc

1 volume (unpaged) : color illustrations ; 29 cm

Language

English

Description

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Explores the concepts of ratio and proportion by growing or shrinking various objects to the size of other objects and comparing them.

2) Millions to measure

Author

Schwartz, David M

Physical Desc

36 unnumbered pages : color illustrations ; 29 cm

Language

English

Description

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Marvelosissimo the Magician explains the development of standard units of measure, and shows the simplicity of calculating length, height, weight, and volume using the metric system.

3) El combatiente

Author

Schwartz, David M

Series

Trampolín a la ciencia
Life cycles

Physical Desc

24 pages : color illustrations ; 17 x 24 cm.

Language

Español

Description

Read Description

Color photos fill this chronicle of a Siamese fighting fish's development from the egg to adulthood, which also includes a glossary, activities, and a list of related books and Web sites.

4) Rotten pumpkin

Author

Schwartz, David M

Physical Desc

1 volume (unpaged) : color illustrations ; 22 x 27 cm

Language

English

Description

Read Description

The amazing transformation of Jack from grinning pumpkin to mold-mottled wreckage to hopeful green shoot tells the story of decomposition. Features a teacher guide.