Seasons of the Year
Young scholars examine how the link between the tilt of the Earth's axis to the ecliptic and seasons of the year--length of day, effectiveness of sunlight, polar day and night, and seasons south and north of the equator, as well as near it.
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New Review Why Do You Need to Get a Flu Shot Every Year?
Don't let your classes take a shot in the dark! Help them understand different types of vaccinations with an informative video lesson. The narrator explains how the flu virus challenges vaccine creators each year thanks to its shifty...
5 mins 6th - 12th Science CCSS: Adaptable