Computer peripheral devices; Data processing apparatus; Distance measuring apparatus; Downloadable computer operating programs and computer operating systems; Educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; Electronic pens; Optical character readers; Solar batteries; Teaching robots; Virtual reality glasses

'aid':26 'apparatus':6,9,19 'batteri':39 'block':22 'charact':36 'comput':1,11,15 'concept':32 'data':4 'devic':3 'distanc':7 'download':10 'educ':18 'electron':33 'glass':44 'manipul':21 'math':31 'measur':8 'name':20 'oper':12,16 'optic':35 'pen':34 'peripher':2 'process':5 'program':13 'reader':37 'realiti':43 'robot':41 'solar':38 'system':17 'teach':25,40 'use':23 'virtual':42 'visual':29

ZHONGSHUJUN

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