The need for a respiratory system in humans versus being reliant on gas exchange structures is demonstrated. There are many details about the advantages and disadvantages of each mechanism.  Students are able to learn about the...

Even if a school has gone digital, chances are there's still plenty of paper being used. The three activities help scholars learn about the environmental impact of paper and another consumer products of their choosing, the issue of...

Learners examine the consequences of behaviors and what the concept of trade offs are.  In this good decision instructional activity students read an article and answer questions on making good decisions. 

Students explain the parts of the body that are involved in breathing and explore lung function.  In this model lung lesson students make a model of a lung then interpret and explain it. 

High schoolers test the strength of fishing lines. In this stress test lesson, students will investigate the breaking point of various fishing lines and graph the results.