Descriptor
| Age | 1 |
| Biological Sciences | 1 |
| Conceptual Schemes | 1 |
| Demography | 1 |
| Ecology | 1 |
| Instruction | 1 |
| Mathematical Models | 1 |
| Models | 1 |
| Science Education | 1 |
| Teaching Models | 1 |
Source
| BioScience | 1 |
Author
| Oster, G. F. | 1 |
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Peer reviewedOster, G. F. – BioScience, 1974
Presents a mechanical analog designed to reduce the conceptual difficulties experienced by many students in thinking about age distribution concepts in demography. (JR)
Descriptors: Age, Biological Sciences, Conceptual Schemes, Demography
