資料來源: Google Book

Charting your course

Table of contents includes: Get ready to explore - Measuring weather - Why a thermometer? - How to make a thermometer - Why a barometer? - How to read a barometer - Charting the weather - Things to take with you - How to read and use a compass - How to make a compass - How to make a periscope - Adventure awaits.
來源: Google Book
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