The Great Thunderegg Hunt

Rice Northwest Museum of Rocks & Minerals · Rice Northwest Museum of Rocks & Minerals, 26385 NW Groveland Dr,Hillsboro, OR

Saturday, Apr 19th, 2025 · Rice Northwest Museum of Rocks & Minerals

Egg hunt — 10 a.m. — Rice Northwest Museum of Rocks & Minerals — Cost varies — Hunt for thundereggs or get a mystery mineral while enjoying hands-on activities.

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The Great Thunderegg Hunt

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The Great Thunderegg Hunt

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