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Core Knowledge Foundation
A Time for All Seasons - Fall
The weather is cooling down and the leaves are starting to change color; fall is right around the corner. Celebrate this special time of year with this earth and life science lesson series that teaches children about the...
Core Knowledge Foundation
A Time for All Seasons - Summer
The sun is shining and the birds are singing, what better time to teach young learners about the fun season of summer. In this week-long science series, children learn how the rotation and orbit of the earth influence...
Core Knowledge Foundation
A Time for All Seasons - Spring
Celebrate the arrival of spring with this fun primary grade science unit. Engaging young scientists with a variety of hands-on activities and inquiry-based investigations, these lessons are a great way to teach children about...
Core Knowledge Foundation
A Time for All Seasons - Winter
As the days get shorter and a chill enters the air, it's time to start teaching your little ones about the wondrous winter season. Through a series of teacher demonstrations, whole-class read alouds and discussions, and hands-on...
Curated OER
Charlotte's Web
Students examine the story, "Charlotte's Web" in the nine lessons of this unit. As the students progress through the book, they will explore the story plot, setting, character, and the value of friendship.
CK-12 Foundation
Ck 12: Life Science: Seasonal Changes in Plants
[Free Registration/Login may be required to access all resource tools.] Have you seen the leaves of plants change colors? During what time of year does this happen? What causes it to happen? Plants can sense changes in the seasons....
CK-12 Foundation
Ck 12: Fourth Grade Science: Life Science: Seasonal Changes in Plants
[Free Registration/Login may be required to access all resource tools.] Looks at the seasonal changes in plants.
CK-12 Foundation
Ck 12: Biology: Leaves
[Free Registration/Login may be required to access all resource tools.] Discusses different types of leaves and seasonal changes in leaves.
CK-12 Foundation
Ck 12: Life Science: Plant Hormones
[Free Registration/Login may be required to access all resource tools.] Plants may not move, but that does not mean they don't respond to their environment. Plants can sense gravity, light, touch, and seasonal changes. Learn more about...