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A magical tale of optical illusions, in which objects seem to shift color and size while images appear and disappear.
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Editions
2 editions- Hardcover · English · 1987Viking Juvenile · 32 pages · 9780670808700
- Other · English · 1978Greenwillow Books · 64 pages · 9780819308979
Optical illusionsFictionForest ecologyJuvenile literatureTreesForests and forestry





