Exploratorium
Exploratorium:seasons/shadows: Investigate How Shadows Shift Throughout the Year
Ancient Chacoans used shadows to tell daily time and seasons. Build a model that demonstrates the changes in Earth's tilt that affect the length of shadows relative to the sun that determines the seasons. The lesson plan uses everyday...
Other
Astronomical Society of the Pacific: To Every Season There Is a Reason
Provides an in-depth explanation of seasons including why temperate and tropical climates have different seasonal cycles.
NASA
Nasa: Space Place: What Causes the Seasons?
A fun resource that teaches students the reasons why Earth's four seasons happen they way they do.
Science Buddies
Science Buddies: Kinesthetic Astronomy: Longer Days, Shorter Nights
This kinesthetic activity demonstrates to students that the Earth's tilt is what is responsible for shifting light patterns and the change in seasons.
Science U
Science U: Reasons for the Seasons
This webpage uses diagrams and video to explain the causes of the seasons.
NASA
Nasa: Sci Jinks: What's a Solstice?
Find out how the Earth's tilted axis affects the seasons on the Earth.
NASA
Nasa Star Child: A Song for All Seasons
After listening to excerpts from four of the violin concertos from "The Four Seasons" by Italian composer and violinist, Antonio Vivaldi, decide which excerpt was meant to go with which season, and also decide where the earth would be in...
Ohio State University
Beyond Penguins and Polar Bears: Common Misconceptions About Day and Night
Misconceptions about the causes of seasons and day and night are common through all ages. Use the information on this site to help your students understand these concepts. Included are links to many resources and lesson plans for...