Curated OER
Falling Into Leaves
Students investigate why leaves change color. In this chlorophyll lesson, students examine how chlorophyll effects the color changes in leaves. Students take pictures of changing leaves, and create a class quilt showing the changes of...
Curated OER
Powdery Mildew Fungi: Classification and Ecology
Students use a written key or illustrated key to identify fungi on plant leaves into its genus based on sexual or asexual reproduction, host range diversity, and host-parasite relationships.
K12 Reader
Stalagmite Stalactite
The difference between stalactites and stalagmites, and how both are formed, is the subject of a cross-curricular reading comprehension learning exercise that asks kids to read the passage and then respond to comprehension questions...
Curated OER
Producers -- Focus on Trees
Learners examine the needs of trees and plants. For this forest ecosystem lesson students use seedlings to investigate the basic necessities of plants. They discuss the consequences of these basic needs not being met.
Curated OER
Now You See It, Now You Don't
Students explore organic and inorganic objects. In this environmental lesson students perform a composting experiment using flowers in different soils. Students record their observations.
Curated OER
Ecosystem Damage from Household Cleaners
Third graders assess the damage done to various ecosystems by cleaning products and discover how scientists test water quality. Using stream water and common household cleaning agents, they work in groups to test for pH levels. Once...
Curated OER
Tree Friends
Students are introduced to tree structure and use. They identify their special tree using all senses except sight. Students identify six different internal parts within a cross section of tree trunk (bark, phloem, xylem, cambium,...
Curated OER
Ride the Wild Leaf Cycle
Fourth graders complete a worksheet. In this life cycle lesson, 4th graders learn about the leaf cycle and complete a worksheet where they put the leaf cycle steps in the correct order.
Curated OER
1st Grade Vocabulary
In this vocabulary words worksheet, 1st graders answer multiple choice questions about opposites of words, root words, meaning of words, and more. Students complete 15 questions.
Curated OER
Ecosystems
In this ecosystems worksheet, students complete a crossword puzzle with 35 questions about the different types of ecosystems and organisms in them.
Curated OER
Genes and Aging
Students explore genes and the way we age. They assemble a worm collection device called a Baermann Funnel. Students collect Caenorhabditis elegans or other active nematodes from local soil samples. They observe the appearance and...