An introduction to the seasons (winter, spring, summer, and fall), including why we have them, the weather of each, and equinox and solstice definitions.
NDBC - Science Education - What causes the earth to experience different seasons? - Answer
The Seasons on Earth
Reasons for the Seasons - 8TH-GRADE SCIENCE
How is the earth's tilt is responsible for the seasons?
Why Earth Has Seasons and Seasonal Weather
Why Earth Has Seasons and Seasonal Weather
NASA Spacecraft Reveal How Earth's Tilt Causes Seasons in Space Weather – The Sun Spot
The Seasons
Why do meteorologists use different dates for seasons? – Space City Weather