The third installment of the popular "Pi in the Sky" challenge, this illustrated problem set gives students a chance to put their pi skills to the test to solve some of the same problems NASA scientists and engineers do. Students will use pi to map the surface of Saturn’s hazy moon Titan, track the Mars Reconnaissance Orbiter as it explores the Red Planet, keep Earth’s satellites powered as Mercury transits the sun, and put the Juno spacecraft into orbit around Jupiter. Print it out, hand it ou