Title rated 3.9 out of 5 stars, based on 6 ratings(6 ratings)
Book, 1995
Current format, Book, 1995, , No Longer Available.
Book, 1995
Current format, Book, 1995, , No Longer Available. Offered in 0 more formats
Here is a fascinating guide to the world of machines and technology, packed with hundreds of hands-on experiments for the whole family. Activities are designed to use everyday materials that are inexpensive and easy to obtain.
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