Lego is a classic pastime that has entertained people for generations. If you (or your kids) are really into Harry Potter, this might be the set for you (or them).
From Amazon
LEGO Harry Potter Hogwarts: Room of Requirement, Castle Toy for Kids, Boys and Girls with Transforming Fire Serpent Figure, Deathly Hallows Modular Building Set 76413
OnBuy
Hogwarts: Room of Requirement
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