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Ken Roberts - - Skating what's here
see also: other Years | public discussion | Skating home
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more . . .see also
concept words: ski skiing snow roberts report reports learn learning skating: skate skates skater skaters push glide inline inlines ice speed speedskate speedskating speedskater speedskaters roller technique: techniques technical theory theories theoretical physics physical biomechanics biomechanical mechanics mechanical model models concept concepts idea ideas |
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