When my kids were little, we used to pick up the broken ones and string them into necklaces. It was a fun activity for us. Check out my silver and gold dipped broken pupu shell necklaces in my pre order section here: https://nostalgem.com/collections/pre-order - Rina @ Nostalgem Ps. Ok so maybe I might have taken the idea from them . PPS. Have you made necklaces out of shells with your littlies?