Ball-point pens /
Explains how a ball-point pen works. Presents directions for constructing tools and devices with parts of pens and for using them in experiments and demonstrations.
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| Other Authors: | |
| Format: | Book |
| Language: | English |
| Published: |
Boston :
Little, Brown,
[1979]
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| Edition: | 1st ed. |
| Series: | Children's Museum activity book.
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| Subjects: |
| Summary: | Explains how a ball-point pen works. Presents directions for constructing tools and devices with parts of pens and for using them in experiments and demonstrations. |
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| Physical Description: | 64 pages : illustrations ; 20 x 21 cm. |
| ISBN: | 0316988820 0316988839 (pbk.) |