Curated OER
Soil is a Filter
Students examine how to take the impurities out of eater. In this exploratory activity students complete an experiment on how to filter drinking water.
Curated OER
What happens to water before we use it?
Students examine how water is treated prior to becoming available for human consumption. In this water treatment activity, students conduct an experiment in which they filter water. Students formulate a hypothesis, test, analyze data,...
Curated OER
Dirt: Making Dirty Water Clean!
Fourth graders study soil and water. In this water lesson students work in groups and use a filter to clean water.
Institute of Electrical and Electronics Engineers
Pollution Patrol
Students design and build an outdoor air pollution detector, test their designs, and communicate their results. In this investigative instructional activity students work in teams to design their detectors and use everyday items to do...
Curated OER
Circular Convolution
In this circular convolution worksheet, students solve and complete 6 different problems related to determining the circular convolution. First, they plot a point and describe its effect of convolution with high and low frequencies....
Curated OER
Lymphatic and Immunity
In this biology activity, students identify and locate various vocabulary terms related to the lymphatic and immunity systems of the body. There are 42 biology terms located in the word search.