1,2,3 - Zo maak je een zin! is a workbook that NT2 students can use on their own to learn how to write correct sentences. The 1,2,3 principle teaches the student to formulate sentences without using of difficult grammatical terms. It is an excellent aid for training writing and speaking skills. The key located in the back of the book allows it to be used independently. The workbook can also serve as a terrific supplement to any other language method in group lessons.