Tutorial - Simulation of ball basic motion in SolidWorks Part -2?

Here is the tutorial. In this tutorial we will model the cover part.
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Step 1:
Front plane >> Sketch.
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Step 2:
Draw a rectangle of 300mm x 200mm.
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Step 3:
Extrude it by 5mm.
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Step 4:
Right click the material and select ABS PC which is transparent.
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Step 5:
Now the cover for the model is prepared.
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Step 6:
Here is third part http://grabcad.com/questions/tutorial-simulation-of-ball-basic-motion-in-solidworks-part-3