
On a sunny morning, Mina pressed her palm against the oak tree’s warm trunk.
Why Does a Tree Have Lines Inside Its Trunk?A tree grows a new layer of wood during each growing season, and the layers can form rings.
1. On a sunny morning, Mina pressed her palm against the oak tree’s warm trunk.
2. She found long lines in the bark and wondered what waited underneath.
3. Mina asked Grandfather Theo, but he said living trees keep their insides hidden.
4. A gentle wind dropped a small branch beside Mina’s yellow boots.
5. Mina picked up the branch and saw tiny brown circles inside.
6. She counted the circles, touching each one with one careful finger.
7. Grandfather explained that every circle began as a new layer of wood.
8. A tree grows a new layer of wood during each growing season, and the layers can form rings.
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