Product |
Grade Level |
Format |
Price |
|
 |
Bacteria: Friends or Enemies? DVD Learn the possibilities and limitation of clay by molding, rolling, squeezing and stretching it.  |
3 - 8 | DVD |
$59.95
|
 |
Bacteria: Friends or Enemies? VHS Gain an appreciation for bacteria and their important role in the world. |
6 - 12 | VHS |
$59.95
|
