Take a walk in a solar system model to experience its vast size.

Children play a game to learn new things about Saturn and express their new knowledge on a colorful poster.

Students use math to understand why a leap day is inserted into our calendar every four years.

In this illustrated problem set, students 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.

In this illustrated math problem, students use the mathematical constant pi to calculate the amount of energy put out by a laser to determine if it can explode an ice sample for analysis.

In this illustrated math problem, students use the mathematical constant pi to calculate how many times the Mars rover Opportunity's wheels rotated to get the rover to a marathon distance.

Students use the mathematical constant pi to calculate how far the Curiosity rover has traveled on the Red Planet in this illustrated math problem.