Kev kawm tshwm sim los ntawm kev sib cuam tshuam, tsis yog phau ntawv kawm thiab whiteboards. Ua kom koj lub chav kawm ua kom muaj sia nyob thiab pab koj cov tub ntxhais kawm nrhiav kev xyiv fab ntawm kev kawm nquag los ntawm kev xaiv tsa, cov lus huab, lub hlwb thiab cov lus nug.
