1. Week 1: Basics and Basic Phrases

   1. Day 1: Introduction to Spanish, The Spanish Alphabet, and Pronunciation
   2. Day 2: Basic Greetings (Hola, ¿Cómo estás?, etc.)
   3. Day 3: Numbers 1-100
      1. Numbers (Números)
   4. Day 4: Common Phrases for Basic Conversations (Sí, No, Por favor, Gracias)
      1. Common phrasez
   5. Day 5: Days of the Week, Months, Seasons
   6. Day 6: Subject Pronouns and the verb "Ser" (to be) and family
      1. Family
      2. Pronouns and Ser
   7. Day 7: Basic Sentences Structure and Review of Week 1

2. Week 2: Introductory Grammar and More Vocabulary

   1. Day 8: Regular Verbs in Present Tense (-ar verbs)
   2. Day 9: Regular Verbs in Present Tense (-er and -ir verbs)
   3. Day 10: Common Adjectives and the verb "Estar" (to be)
   4. Day 11: Asking Questions (¿Qué?, ¿Cómo?, ¿Dónde?) and Seasonal vocabulary.
      1. Seasons, months, days of week.
      2. Questons.
   5. Day 12: Indirect pronouns.
   6. Day 13: Colors, Shapes, Sizes
   7. Day 14: Review and Practice Conversations

3. Week 3: Everyday Life and Intermediate Grammar

   1. Day 15: Food and Dining Vocabulary (Día 15: Vocabulario de comida y restaurantes)
   2. Day 16: Telling Time and Date (Día 16: Decir la hora y la fecha
   3. Day 17: Possessives (mi, tu, su, etc.) (Día 17: Pronombres posesivos (mi, tu, su, etc.))
   4. Day 18: Irregular Verbs (Ir, Tener, Hacer) (Día 18: Verbos irregulares (Ir, Tener, Hacer)
   5. Day 19: Shopping Vocabulary and Transactions (Día 19: Vocabulario de compras y transacciones
   6. Day 20: Travel and Directions (Día 20: Viajes y direcciones)
   7. Day 21: Review and Mid-course self-assessment (Día 21: Revisión y autoevaluación a mitad del curso

4. Week 4: Advanced Topics and More Practice

   1. Day 22: Past Tense (Preterite)
   2. Day 23: Past Tense (Imperfect)
   3. Day 24: Future Tense
   4. Day 25: Conditional Sentences (Si clauses)
   5. Day 26: Reflexive Verbs
   6. Day 27: Cultural Phrases and Idioms
   7. Day 28: Final Review and Conversational Practice

5. Bonus Days (in case you have a few extra days or want to replace some topics)

   1. Bonus Day 1: Medical and Emergency Phrases
   2. Bonus Day 2: Hobbies and Interests Vocabulary
   3. Bonus Day 3: Business and Work-related Vocabulary
   4. Bonus Day 4: Introduction to Subjunctive Mood

By the end of this month-long course, you should have a solid foundational understanding of Spanish and be able to carry out basic conversations.

Good luck and happy learning!