Abstract: Experimental teaching activities are an important linking tache of theoretical teaching and practical activities, which plays an important role in the training process of undergraduate. Aiming at the current status of experimental teaching activities in new colleges, the experimental teaching of biology was taken as an example and thought from 4 aspects of the management of experimental teaching activities, the ways of arranging and carrying out teaching contents and its combination with thesis of graduation. And the existing problems in the current experimental teaching process were analyzed and some suggestions were proposed.