How do trees live, grow and survive? Objective Students will be able to identify the basic parts of trees and understand how they help the tree to live and grow. Preparation Cross sections of tree trunks Tacks cardboard tubes (such as empty paper towel tubes) Tape Construction paper Glue Scissors Crayons Paints, pipe cleaners, string, natural plant parts (leaves, twigs, etc.), etc. Procedure 1. Discuss tree parts with students, drawing a tree and a cross section of a tree trunk on the board, labeling the parts and discussing their function. (See the information about tree parts in #4.) 2. Eras Duration: 60 Minutes Additional Standards: NGSS 4-LS1-1. Construct an argument that plants and animals have internal and external structures that function to support survival, growth, behavior, and reproduction. Essential Question How do trees live, grow and survive? Objective Students will be able to identif.