Test after เริยน (Post-test) with the เริยน after the test classes by using the same test with a test before เริยน. After the เริยน in each number 3 times.
After an initial test (Post- test) with the start of a test. After teaching By using the same set of tests to test an early start. After an initial instruction in each reached three times.
The start. (Post - Test) with the initial change test after the instruction. By using the test set with the same test before start. After the initial lecture teaching in each unit, the whole amount 3 times.