Elementary School Resource: How old is the tree?
Tree Talk
If a tree could talk, we could ask it how old it is. Here is a mathematical way to estimate the age of your schoolyard trees. Students will measure circumference of trees in order to find diameter and calculate age of local trees using a growth rate table.
Related NY State Academic Standards: 3.MD.2, 3.MD.4, 4.MD.2 and more!
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