Biology Junction
Plant Structure and Function: Roots, Stems, and Leaves
Scientists found fossils of plants more than 420 million years old—but plants existed for up to 100 million years prior to these fossils. Learn about the importance of plants to the entire planet. Viewing a presentation helps scholars...
Curated OER
Day and Night
Inform your elementary scientists why we experience day and night. They are provided with facts and explanation as to why the day and night cycle occur, discuss what they've learned with a partner, and are then given the task of writing...
PBS
Pbs Learning Media: Scaled Images of the Solar System
Use the following lithographs to envision the scale of our solar system. View different models of planets at different scales, an infographic about the relative sizes of the planets and distance from the sun, and images of the largest...
PBS
Pbs Learning Media: The Planets of the Solar System
As technology has advanced, so do our views and understanding of the solar system. No longer do we have to rely on our unaided eyes to observe planets. View these high-quality images of planets provided by NASA spacecraft.
Sophia Learning
Sophia: The Solar System: Lesson 1
This lesson will develop a map of the solar system in proportion to the distance between the planets. It is 1 of 3 in the series titled "The Solar System."