Curated OER
Diffusion through Membranes
Pupils identify diffusion and its processes through experimentation and calculations. They also use a CBL and conductivity probe to measure the conductivity of various solutions and study the effect of concentration gradients on the rate...
Curated OER
Tall Tales and Urban Legends
Students identify and interpret what tall tales, urban legends, and cyberlore are and to find them in their own lives. They practice telling and listening to these types of tales and explore why people tell them. Students also identify...
Curated OER
Water Wonders
Students explore hydrology concepts. In this environment and biology lesson, students identify and describe macroinvertebrates using a variety of pictures and resources. Students observe and write about a classroom aquarium in which...
Curated OER
Identifying Wetlands
Students describe three major categories of indicators that are used to delineate wetlands. In this wetlands lesson students visit a wetland and make observations then complete an activity using the soil.
Curated OER
Diurnal Cycling Experiments
Students carry out an experiment to monitor diurnal fluctuations in dissolved oxygen, carbon dioxide, pH, and water temperature. They determine the CO2 and pH of the samples (and optionally, dissolved oxygen). Students complete their...