A story of a Seed 

Step 1: 
Based on the chapter: "Nature is our home" of the 4th-grade Environmental Study, students observed the figure 2 of page 68 and described it. 

Step 2 : 
Students discussed about the story of seed and especially were referred to how a seed grows.

Step 3 : 
Students used cotton, legumes, and water in order to experiment. 

Step 4: 
The children photographed the seeds and saw in practice the stages of a plant's growth.