terrain park ski instruction

I first noticed this clinic two years ago and finally pulled the trigger. Mammoth is renowned for its Unbound world-class terrain parks. Main Park, South Park, Wonderland, Forest Trail—I have done many, many laps through them all. Not hitting every feature, not sending it big, just playing...

Hi, it's getting warm out there and when the snow is starting to suck I got the idea to start hitting the terrain park with some twin tips I picked up on clearance. I'm kinda old but I figure not too old yet. For some reason, I just can not slide a beginner box. It looks like it should be easy...