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Plants | Activity 1.2

Activity 1.2: Expressing Ideas About How Plants Grow (30 min)

Students complete the Expressing Ideas Tool for plants growing, helping them document, share, and examine their ideas. There are no “right” answers during this phase of the unit.

Materials You Provide

Resources Provided


Prepare your computer for showing the PPT as well as a time lapse video of a plant growing . Have 1 copy for each student of 1.2 Expressing Ideas Tool for Plants Growing, 1.2 Plants Storyline Reading: Learning from the Work of Asima Chatterjee, and sticky notes. If you are using it, print one copy of the Big Idea Probe: Houseplant for a Busy Family for each student.


1. Use the instructional model to show students where they are in the course of the unit.


Use the student responses to the class discussions and also their ideas on the 1.2 Expressing Ideas Tool for Plants Growing, as well as the 1.2 Assessing the Expressing Ideas Tool for Plants Growing to assess their thinking at the beginning of the unit. By the end of the unit, students should be able to explain what happens when plants grow and move at macroscopic and atomic molecular scales. For now, listen to students’ ideas, with attention to how they describe matter and energy. Most of your students will probably express learning progression Level 2 or Level 3 ideas at this time.


If you are teaching this to multiple classes, print multiple copies of the poster, one for each class. Alternatively, have all classes combine their answers and have students look for similarities and differences.