Students use the scientific method to conduct an experiment and use varied methods to gather background information. They correctly use lab equipment and prepare tables and graphs that organize, conclude, and present their findings. ...

Here is an overview to a unit on the mountain lions of Arizona. Six different lessons take youngsters on a complete investigation of the adaptations, diet, population density, and management of these beautiful wild cats. Each of the...

Students locate an area of marsh and, by measuring the total number of individual plants in a sample area, determine whether purple loosestrife population density is correlated to the total plant diversity of the community. They...

Learners use scientific methods to investigate the effects of overpopulation of seed plants on growth in a limited living space. Students relate seed plant population findings to that of other organisms.

Students develop a population density visualization chart to begin the lesson. In groups, they use this information to compare to rates of carbon emissions for their country. They identify solutions to the problem and present their...

In this unit of lessons, students make sense of the census. They examine why a census is taken and participate in activities.

Learners conduct an experiment to determine the distance between touch receptor fields in parts of the right-hand side of the body. They enter data into the data table.