Books
2 results found| Title | Authors | Description | OpenBook ID | |
|---|---|---|---|---|
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The Arabs knew | Tillie S. Pine | Describes some aspects of Arab culture and knowledge hundreds of years ago which are up-to-date today. Includes related activities. | OL6603857W |
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Sounds all around | Tillie S. Pine | Suggests many simple experiments which help explain what happens when sounds are made, how sound travels, what makes sounds high or low in pitch, and what can be done to soften sounds or to hear them… | OL6603874W |