k wut i did to learn ma planche was puttin ma feet on a chair n stay till i juss couldnt hold maself no more in a pushup position after that i turned around(that means ur gonna b lookin at the ceilin) n hold maself again do it for a while ur gonna get a nice tricep

..ull see u can hold planche lil by lil till u get it tite...peace
noni