High-Tech Inventions pdf epub mobi txt 电子书下载 2024

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Packard, Mary

Scholastic Library Pub

2005-3

$ 5.59

Pap

9780516246840

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发表于2024-11-11

High-Tech Inventions epub 下载 mobi 下载 pdf 下载 txt 电子书下载 2024

High-Tech Inventions pdf epub mobi txt 电子书下载 2024

图书描述

- High-interest topics encourage independent reading- Includes four real-life stories- All stories relate to one theme- Full-color photographs- Meets Science StandardsGrades K-4 National Science Standards- Science As Inquiry: I- Scientists develop explanations using observations (evidence) and what they already know about the world (scientific knowledge). Good explanations are based on evidence from investigations.- Science and Technology: V- Understanding about science and technology- People have always had problems and invented tools and techniques (ways of doing something) to solve problems. Trying to determine the effects of solutions helps people avoid some new problems.

High-Tech Inventions 下载 mobi epub pdf txt 电子书