Students observe the inside of tree twigs, observing growth rings, buds, and leaf scars.
Twigs have structures such as leaf scars and buds.
Growth rings in twigs and trunks show how much a tree has grown in a year.
Check with a nursery or your grounds manager to see if any trees are being pruned.
The following words are key vocabulary words that will be introduced in this lesson and reinforced throughout the unit: