Downloadable computer software for implementing human-computer interfaces providing force-sensitive interaction, force feedback and three-dimensional interaction for the instruction of science and math and for games

'comput':2,8 'dimension':20 'download':1 'feedback':16 'forc':12,15 'force-sensit':11 'game':31 'human':7 'human-comput':6 'implement':5 'instruct':24 'interact':14,21 'interfac':9 'math':28 'provid':10 'scienc':26 'sensit':13 'softwar':3 'three':19 'three-dimension':18

On-line ordering services featuring downloadable computer programs, downloadable educational support materials, and haptic interface devices

'comput':8 'devic':17 'download':7,10 'educ':11 'featur':6 'haptic':15 'interfac':16 'line':3 'materi':13 'on-lin':1 'order':4 'program':9 'servic':5 'support':12

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