Curated OER
How Old is that Cookie?
Young scholars investigate adaptation. In this cookie age lesson, students examine changes and variations in chocolate chips in cookies in preparation for determining the age of trees using lines. Young scholars discuss how the age of...
Curated OER
Genetics: Knowledge Quiz
In this genetics quiz worksheet, students complete a set of 10 multiple choice questions covering various concepts of genetics. A reference web site is given for additional resources.
Curated OER
The Cell Cycle and Cancer
Learners compare and contrast the cell cycle of frog eggs, normal cells, and cancer cells. They watch a video about early development of the frog embryo, generate a hypothesis in small groups, and listen to a teacher-led lecture. ...
Curated OER
Biological Sampling Device Using a Sea Perch
Students construct plankton nets to be towed and collect specimens to be examined and analyzed in the classroom. They develop research skills through collection of an aquatic sample. They write lab reports after interpreting, identifying...
Curated OER
Aphids and Ladybirds
Students record observations of ladybird beetles and aphids. They develop questions concerning the behavior of ladybird beetles and aphids that are testable by a classroom experimentation. Students develop an investigation.
Curated OER
Butterfly Life Cycle
Third graders investigate the life cycle and development of butterflies. They complete an online WebQuest, and write journal entries about their research information. Students create a poster, and observe real Painted Lady larvae...