今年的哈利波特小說日Harry Potter Book day的日期定為2026年10月8日，
主題為咒語和魔藥(Spells and Potions)。
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📚⚡️Harry Potter Book Day returns on Thursday 8th October 2026!
Get ready to take part in a global celebration of spells and potions.
🧪🪄💫⚡️📚
Find out how you can get involved above, and register for your free downloadable event kit now at HarryPotterBookDay.com
圖源
歷年主題：
2025 Friends and Foes 仙境活動
2024 Care of Magical Creature
2023 Magical Places
2022 Magical Journeys
2021 Diagon Alley
2020 Triwizard Tournament
