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Interactive
University of Illinois Extension: Trees Are Terrific Interactive
University of Illinois

University of Illinois Extension: Trees Are Terrific

For Students 3rd - 5th
The cartoon character Pierre discusses and illustrates the parts of a tree in a format suitable for younger students.
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Graphic
Merriam Webster: Dictionary Illustration: Venation Graphic
Merriam-Webster

Merriam Webster: Dictionary Illustration: Venation

For Students 9th - 10th
Labeled illustration of three patterns of veins in leaves.
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