Help learners discover methods to estimate animal population. They will participate in a simulation of catching and tagging fish in order to estimate the fish population. They scoop and count goldfish crackers, record data, and use...

Students participate in an activity that demonstrates the principles and dynamics of food chains. They discover that the sun's energy is captured by individual plants and transferred to animals.

Seventh graders use paper bags and crackers to simulate a wildlife sampling of salmon. They record data on spreadsheets and determine a formula to estimate salmon populations.