Questions & Answers about Я пойду туда после школы.
Я буду идти uses the imperfective verb идти in its future-in-the-making form (буду + infinitive), focusing on the ongoing process: “I will be going.”
Я пойду (perfective) emphasizes the whole trip as a complete action: “I will go.” Use imperfective to stress duration or repetition; use perfective for a one-time, bounded event.