depends on what you need it for:
I hate when i buy books I don't use. If your a science teacher or loking for a project great. Simple materials used. I teach media art. Maybe mroe useful later but for right now.....
| Author: | Jim Wiese | | Binding: | Paperback | | Dewey Decimal Number: | 778.53 | | EAN: | 9780471389415 | | Edition: | 1 | | ISBN: | 0471389412 | | Number Of Pages: | 128 | | Publication Date: | 2001-07-02 | | Reading Level: | Ages 4-8 |
| 
