The basics of the alphabet are covered in The Sounds of Russian, available as an enhanced ebook from Apple Books.

• Hard vs. Soft Consonants
• Reduction of Unstressed Vowels
• Voicing and Devoicing of Consonants

• This/that: это

• Verbs type I: знать
• Verbs type II: говорить
• Verbs type 1b: ехать, жить
• Prepositional case: nouns

• Prepositional case
• Prepositional nouns in -у
• в, на

• Introduction to the Accusative
• Animate Masculine Nouns
• Going on foot: идти

• Adjective endings: nominative
• Soft adjectives (2:06)
• Третий and possessive adjectives
• Prepositional case: adjectives & modifiers
• Accusative case: adjectives

• Nominative plural of nouns
• Spelling rule #1 (7-letter rule)
• Nominative plural of adjectives & modifiers (4:23)
• Есть for availability, existence
• Spelling rule #2 (5-letter rule)

• Basic forms of один
• Hundreds
• Genitive singular: nouns
• Genitive: expressing quantities
• Genitive: after два/две, три, четыре
• Genitive: expressing possession
• Genitive with нет: expressing absence, non-existence
• Genitive plural: types I, II, III; other forms
• Genitive plural after пять through двадцать

• Genitive: expressing possession, ownership
• Genitive: expressing absence, non-existence
• Genitive singular adjectives
• Genitive plural adjectives
• Accusative plural: animates
• Adjectives after два/две, три, четыре

• Talking about the past: verbs
• Есть and нет in the past
• Verbs in -чь in the past (1:52)
• Reflexive verbs

• Introduction to verbal aspect
• Future of perfective verbs
• Forms of imperfective/perfective pairs
• Хотеть: conjugation
• Dative case: pronouns
• Дать: conjugation
• Нравиться: 'to please'
• Dative case: nouns
• Dative case: adjectives & modifiers
• Prepositional case: plurals (2:56)

• Aspect in the past
• Aspect in the infinitive
• Whether: ли

• The future of быть
• Imperfective future
• Dative in impersonal constructions

• Imperatives: vowel stems
• Imperatives: consonant stems
• Imperatives: ending in -ь(те)
• Aspect in the imperative
• First person imperatives
• Third person imperatives

• Instrumental case: nouns
• Instrumental case: adjectives
• Instrumental case: expressing "with"
• Instrumental case: time, manner
• Instrumental case: verbs
• Declension of surnames (-ин/-ын, -ов/-ев/-ёв)

• Days of the week
• Time of day
• Ordinal numbers
• Clock time: first half hour
• Clock time: second half hour
• Clock time: on the hour
• Months
• Years
• Numbers in the genitive: с двух до пяти
• Expressing age

• Comparatives in -ее, -е
• Comparatives: expressing "than"
• Comparatives with более
• Лучше, лучший
• Хуже, худший
• Больше/больший, меньше/меньший
• Superlatives
• Который
• кто, что after тот, весь

• Conditional mood
• должен + infinitive

• Unprefixed verbs of motion (13 lessons)
• Prefixed verbs of motion (13 lessons)

• свой
• себя
• 21.8: чтобы: "someone wants someone to do something"

• Declension of numbers (7 lessons)
• оба/обе
• Declension of quantity words
• Accusative of numbers with animate nouns
• Collective numerals

• Expressing time:
  • days of the week
  • months
  • seasons, times of day
• 23.4, 23.5: Prepositions and time expressions
• После with verbs

• 24.6: Nothing, nobody, never
• 24.8: Некого, нечего

• Diminutives

• Indefinite expressions: -то, -нибудь
• Indefinite expressions: кое-
• Word order

• Past passive participles
• Present passive participles

• Imperfective verbal adverbs
• Perfective verbal adverbs

• Present active participles
• Past active participles
• Short-form adjectives