A2 is the second level after completing level A1. A2 includes the understanding of indirect objective case (dative case), prepositions with dative and accusative, reflexive and separable verbs, declension of pronouns, simple future tense, past tense, and passive voice.
Lessons included in level A2 are:

Unit 20: Dative Case in German
1. What is a dative case?
2. Rules of (articles) declension in dative
3. Declension of definite articles in the dative case
4. Sentence structure in the dative
5. Verbs with dative and accusative
6. Declination of indefinite articles in the dative case
7. Dative case examples
8. Declension of kein in the dative case

Unit 21: Declension of German Nouns
There are some nouns in German that also decline. This unit explains the declension of nouns in accusative and dative cases.

Unit 22: Dative Pronouns in German
Declension of pronouns in the dative case:
1. Personal pronouns in the dative case
2. Sentence structure in the dative
3. Dative verbs
4. Demonstrative pronouns in dative case
5. Declension of demonstrative pronoun "dies"
6. Possessive pronouns in dative case
7. Reflexive pronouns in dative case

Unit 23: German Dative Prepositions
Certain prepositions are always followed by the dative case. In German, these are called "Präpositionen mit Dativ" (prepositions with dative).
Prepositions with dative in German are:
1. ab (from)
2. aus (from)
3. bei (with, at)
4. mit (with)
5. nach (to, towards, after)
6. seit (since)
7. von (from, of)
8. zu (to)

Unit 24: Separable Verbs in German
1. What are separable verbs in German?
2. Sentences with modal verbs and separable verbs
3. German separable prefixes

Unit 25: Two-way Prepositions in German
Prepositions with accusative and dative:
There are some prepositions in the German language that can take dative or accusative depending on the situation. In German, they are called Wechselpräpositionen (two-way prepositions).
German two-way prepositions are:
1. an (on, next to)
2. auf (on)
3. hinter (behind)
4. in (in)
5. neben (near, next to)
6. über (over)
7. unter (under)
8. vor (in front of)
9. zwischen (between)

Unit 26: Reflexive Verbs in German
1. What is a reflexive verb?
2. Reflexive pronouns
3. Reflexive verbs with accusative
4. Reflexive verbs with dative

Unit 27: German Perfect Tense
1. "Das Perfekt" in German
2. Construction of perfect tense in German
3. Conjugation of verb “haben”
4. Conjugation of verb "sein"
5. When to use "haben" and "sein" in the perfect tense
6. Verbs that take sein
7. When to use haben?
8. Perfect tense of sentences with regular verbs
9. Perfect tense of German regular verbs with t, d, m, or n endings
10. Perfect tense of German regular separable verbs
11. Perfect tense of German regular verbs with the ending "-ieren"
12. Perfect tense of German regular inseparable verbs
13. Perfect tense of German irregular verbs
14. Past participle of modal verbs in German
15. Asking questions in the German perfect tense

Unit 28: German Particles
Particles in the German language can slightly change the meaning of a sentence but their main purpose is to add emphasis or to soften the effect. Particles are immutable, and can not be declined. German Particles are divided into three categories:
1. Particles of degree (Gradpartikeln)
2. Modal particles (Modalpartikeln)
3. Focus particles (Fokuspartikeln)

Unit 29: Future Tense in German
Simple future in German (Futur 1):
1. Future in German
2. Formation of Futur 1
3. Conjugation of "werden"
4. Use of simple future (Futur 1) in German
5. Modal verbs in the German future tense
6. Questions in the German future tense

Unit 30: Passive Voice in German
1. German passive construction.
2. Types of German passive voice: Vorgangspassiv and Zustandspassiv
3. German passive with modal verbs
4. "von" or "durch" in a passive voice?