This is where a solid, structured resource becomes essential. Recently, a specific search term has been gaining traction among self-learners:
Gramática de uso del Español. Nivel A1-A2.pdf - Course Hero
If you have started your journey learning Spanish, you have likely hit the dreaded "grammar wall." You know some vocabulary. You can say "hola" and "gracias." But when it comes to constructing a sentence in the past tense or knowing when to use ser vs. estar , things get messy.