Being popular with computer technology, multimedia and network communication day by day, the brand-new teaching design theory based on the principles of the construction is gradually forming. This theory in raising the student''s innovation ability is very important in theory instruction. How to use the modernized design and method to instruct the utilization of modernized technique method, to causes the education process optimization is the topic which urgently awaits to deliberate at present. This essay takes some parts of Excel''s content in high school information technology for example, makes it clear that how to use the education design theory to arrange reasonably for the content in the network teaching environment.