Budding scientists collect and compare particulate exhaust from four different vehicles. They discuss how cars contribute to air quality. To get the most mileage out of this resource, have learners complete the optional step 5, in which...

Fuel cells are being called the "energy source" of the future. Allow your high school chemistry class to construct a miscroscale fuel cell, complete with all components to generate energy. This engaging activity will allow them to apply...

What does it take to get stuff to the Moon? Design teams create subsystems for a space transportation system to go to the Moon. The teams study Earth transportation components along with historical space transportation systems to...