01 Lesson1: The X-Words https://www.screencast.com/t/ovYNTHntJU

02 Lesson2: Verbs & Verb Forms  https://www.screencast.com/t/TsErxXDMYpie

03 Lesson3: The Matchups https://www.screencast.com/t/TItpBKVPHK

04 Lesson 4:  Vb or VxO? https://www.screencast.com/t/zfeI1zJLX

05 Lesson 5: Finding the Subject https://www.screencast.com/t/8qBRzXNP

06 Lesson 6: Negatives and Middle Words https://www.screencast.com/t/YyiFYXRED

07 Lesson 7: Yes/No Questions https://www.screencast.com/t/wLLM7xPT

08 Lesson 8: Information Questions https://www.screencast.com/t/uIN180EduiiT

09 Lesson 9: The Hidden X-Words https://www.screencast.com/t/4c2VaWvj

10 Lesson 10: Have, Has, and Had https://www.screencast.com/t/FSsJj4a8AztN

11 Lesson 11: The Future https://www.screencast.com/t/uuwZSlmokc

12 Lesson 12: Used to https://www.screencast.com/t/QoA2uGlETlH

13 Lesson 13: Must & Have to  https://www.screencast.com/t/0BqyxlcYEB

14 Lesson 14: The Main Subject  https://www.screencast.com/t/F038Y8Pao

15 Lesson 15: Determiners https://www.screencast.com/t/mi7SNw7O

16 Lesson 16: Describers https://www.screencast.com/t/gPZAHra1

17 Lesson 17: Noun Boxes https://www.screencast.com/t/ghsUNB1fek7

18 Lesson 18: Preposition Phrases https://www.screencast.com/t/uSrMhgYsI

19 Lesson 19: Gerunds https://www.screencast.com/t/LkzYEpEutRk

20 Lesson 20: Infinitives  https://www.screencast.com/t/c3udPsJfV9

21 Lesson 21:Combining Trunks  https://www.screencast.com/t/mhyALFnWd5gp

22 Lesson 22:Trunks & Clauses https://www.screencast.com/t/kSccMvS2X

23 Lesson 23: Shifters https://www.screencast.com/t/Jgeh3lITPly

24 Lesson 24: Describer Clauses https://www.screencast.com/t/seVOdJgbue

25 Lesson 25: Completer Clauses https://www.screencast.com/t/i5rpfZ35Gq

Extra: Modals & Semi-modals 25: https://www.screencast.com/t/XpHIKY9BBJ8E