Characteristics of the Four Seasons
Chris Barrowにより

1. Summer
1.1. Warm
1.1.1. Sunny
2. Winter
2.1. Snow
2.1.1. Cold
3. Academic Content Standards
4. Autumn
4.1. Change of colors in nature
4.1.1. Windy
5. Spring
5.1. New life in nature
5.1.1. Temperature begins to warms up