Curated OER
Plankton in the Air
Here is a lab activity adequate for use with any full lesson on environmental factors that shape animal adaptations or marine animal characteristics. Pupils will discuss the role plankton plays in the environment and filter-feeding...
Science Matters
Photosynthesis-Cellular Respiration Cycle
The balance of nature can be a wondrous thing! With the 19th lesson of the 21-part series on systems, learners explore the cycle of photosynthesis and cellular respiration using a lab-based activity. Groups set up different test tubes...
Science Matters
Celery Lab
See firsthand the work plants do to move nutrients through their systems with a lesson that demonstrates the role of the xylem and phloem in plants. Young scientists observe celery move colored water through its stem to the leaves and...
Curated OER
Owls: Top of a Food Chain
Although written for middle schoolers, there is no reason that a 3rd, 4th, or 5th grader could not also learn about food chains through the dissection of owl pellets. After you introduce the topic, learners complete an owl research...
Curated OER
Mighty Oaks from Little Acorns
What does it mean to grow? To germinate? For the plan detailed here, class members investigate the growth process of an oak tree while focusing on the beginning stages of planting and germination. They plant seeds and record observations...