Math teaching board

The utility model relates to a math teaching board. Math teaching board includes the blackboard, the blackboard includes first spout, second spout, first slider, telescopic link, textbook fixing device and drawing tool assembly, first spout is located the top of blackboard, the second spout is located the front of blackboard, first slider sliding connection in the second spout, the telescopic link is located the front of blackboard, one of which pot head connect in first slider, the other end with drawing tool assembly is articulated mutually, the textbook fixing device locate in the first spout. The utility model discloses a math teaching board structure is simple relatively, enables teacher's mapping and need not change the teaching aid, can look over the teaching material at any time in the mapping, has reduced teacher's the amount of labour, has improved teacher's the?teaching?efficiency. 本实用新型涉及种数学教学板。所述数学教学板包括黑板，所述黑板包括第滑槽、第二滑槽、第滑块、伸缩杆、课本固定装置及绘图工具组件，所述第滑槽设于所述黑板的顶部，所述第二滑槽设于所述黑板的正面，所述第滑块滑动连接于所述第二滑槽，所述伸缩杆设于