Select the Intro Simulation located at the bottom of the simulation window.
Once the Intro Simulation loads, select all of the following from the options located on the right-hand side of your screen:
U-shaped ramp
Pie Chart
Bar Graph
Grid
Speed
Leave the mass on the center setting
Then, drag your skater onto the highest part of the U-shaped ramp and select the start arrow to begin. You may use the pause button to stop your skater and the slow motion button to slow the skater down.