GRAMMAR APPENDIX From the main menu, click on the Grammar Appendix button to access grammar theory as this is presented at the back of the Coursebook. By clicking on the Grammar Appendix button, you access a list featuring the numbers of the Coursebook's main units (Unit 1 - Unit 12) and Grammar Extra units (1 - 6). Clicking on any of the unit numbers opens a new window featuring tables and rules which explain the grammatical phenomenon presented in that particular unit. For more information on the functions of the window click ΕHERE. You can also access units in the Grammar Appendix by clicking on the Contents button on the navigation bar. Read more under the heading NAVIGATION BAR.