Research Article
An Investigation of Hand-Drawn Representations of Rivers by Fifth-Grade Students in Greek Elementary Schools
| Experimental group | Pupil | Before teaching | After teaching |
| 42 | “A zigzag ending in a waterfall” | “A curve that meanders and ends up in the sea forming a delta” | 48 | “A straight line that starts from a lake/plain and ends in a delta at the sea” | “Tributaries form a river that ends at a delta at the sea” | 56 | “A curved line that starts from a plain grass and ends at the sea” | “Tributaries that start in the mountains, join the river that discharges into the sea”. | 59 | “A curved line that starts from a waterfall in the mountains and ends up at the flowers” | “A curved line that starts from the mountains grass and discharges into the sea” |
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