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Learn about the spring and fall equinox. Find out why day and night are equal on those days. Learn about equinox traditions and rituals. Learn whether the statement about being able to balance an egg on its end during the equinox is true. Includes photographs, images, quiz, and an animation. There are links to eThemes resources on seasons.


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View a model of the celestial sphere to find out the position of the sun in the sky during the spring equinox.
Find out what the word equinox means and when the fall and spring equinoxes occur. Click on images to enlarge them and switch between difficulty levels by clicking buttons "Beginner" or "Advanced" at the top.
Find out which constellation the sun can be found during the vernal equinox. Learn what words "Vernal" and "Equinox" mean. Scroll down the page and click on the "Autumnal Equinox" to learn what changes Earth undergoes during fall. Includes a table of equinoxes up to 2010. NOTE: This site contains sponsored links.
Here is a picture of Earth's positions relative to the sun during equinoxes. Read the definition of equinox.
See a photograph of a scientist balancing eggs on the equinox day. Scroll down to click on the "Equinox" highlighted word to view a photograph of the sun rising straight east.
Here is a list of equinoxes and solstices from 1992 - 2020.
Click on a solstice or an equinox to see what happens at this ancient observatory. This interactive feature requires the Flash player.
Learn why equinoxes are not fixed points on a celestial sphere. NOTE: The site includes pop-up and banner ads.
Read what happens on vernal equinox and rituals and traditions of its celebration. NOTE: The site includes pop-up and banner ads.
These sites have spring crafts, worksheets, and lesson plans. One link is a slide show created by elementary school students. There are links to eThemes on kites and Easter.
These websites are about the earth's seasons and why they occur. There are animations, worksheets, interactive quizzes, and lesson plans. One site allows you to send seasonal e-Cards to your friends. Includes links to eThemes on winter, spring, summer, and autumn.
These websites include information about why tree leaves change colors in Autumn. The different webpages include explanations for elementary school students up to high school students. There are animations, lesson plans, games, and more. Includes links to eThemes resources on autumn crafts and activities, trees, and the fall harvest.

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