United States coins that are magnet-safe are still fun for beginners
https://www.forbes.com/sites/dougmelville/2025/04/06/new-bills-propose-trump-on-the-100-bill-and-new-250-option-but-where-is-tubmans-20/
United States coins that are magnet-safe are still fun for beginners, though careful testing may help exclude plated counterfeits.