Descriptor
| Arithmetic | 1 |
| Cognitive Processes | 1 |
| Concept Formation | 1 |
| Elementary School Science | 1 |
| Fundamental Concepts | 1 |
| Instruction | 1 |
| Learning Problems | 1 |
| Symbols (Mathematics) | 1 |
| Teaching Methods | 1 |
Source
| School Science and Mathematics | 1 |
Author
| O'Brien, Thomas C. | 1 |
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Peer reviewedO'Brien, Thomas C. – School Science and Mathematics, 1971
Children may perform computational operations readily when dealing with physical materials, but may have difficulty dealing with representational stimuli (pictures of objects) or symbolic stimuli. Describes and illustrates the function of mediators in moving from physical to representational or symbolic stimuli. (PR)
Descriptors: Arithmetic, Cognitive Processes, Concept Formation, Elementary School Science
