In the sixth installment of the "Pi in the Sky" illustrated problem set, students use the mathematical constant pi to solve real-world science and engineering problems. Students will use pi to determine the size of a Mars dust storm, estimate the water content of a rain cloud, gauge how much Jupiter's Great Red Spot has shrunk and calculate the strength of a laser used to explode ice samples. Materials Pi in the Sky 6 poster – Download PDF Pi in the Sky 6 handouts – Download PDF Pi in the Sky 6