Curated OER
What Do Trees Do for Dinner?
Students investigate how trees produce their own food. They examine chlorophyll cells with a microscope, analyze a cross section of a log, determine how old the tree was, simulate the distance of the roots, and create a play.
Curated OER
The Unknown Secrets of the Rain Forest
Students explore the rain forest and where they are located. Students examine why the rain forests are important and what is happening to them. They investigate the water cycle and life cycle of a frog. Students build a rain forest in...
Curated OER
Teaching about Increased Conductivity: Are Culverts The Culprits?
High schoolers encounter the complexity of identifying the cause of unusual variations in WOW conductivity data. They propose theories on why there was a sudden increase in conductivity in Ice Lake, Minnesota during July of 1998.
Curated OER
Tree Bagging
Students bag trees to determine the mass of the water given off in the evapotranspiration process.
Curated OER
Give Me Some Air!
Third graders examine how trees produce oxygen. They examine satellite images of the reservation they examining and interpret the number of trees on the land. They determine how natural resources should be used wisely.
Curated OER
Here Comes the Sun
Third graders watch a video on the solar system and examine the role of the sun. As a class, they complete a KWL chart and make different color temperature pockets to use during their experiment. In groups, they make predictions about...
Teach Engineering
Algae: Tiny Plants with Big Energy Potential
My, what big energy potential you have! Scholars learn about the energy potential of using algae as a biofuel. A PowerPoint presentation first describes the structure of algae and then how researchers use algae as biofuel to produce energy.