The Changing Trees Study , which spans the full school year, gives students the opportunity to observe how and why trees change throughout the year. Lessons 3 to 12 deal with plant parts and their functions. In this lesson students plant a tree seed and observe its growth throughout the rest of the unit. About Plants software. Students match and label parts of flowering plants, learn the parts of a flower, and examine real flowers.
Students collect and sort seeds, make percussion instruments using seeds, and dissect a bean seed.
In the willow stick experiment students start either willow cuttings to plant in the adopted watershed or flower cuttings to plant on and beautify the campus. Lesson 9 Build A Tree explores trunks. In this activity students pantomime trunk parts and how they work. Cross-sections of tree trunks or branches are used to help students see annual tree growth. A puppet show, It s Not Easy Being Green , is included to introduce students to the concept of photosynthesis.