Mermaid Treasure Kit. Uncover the pearls and make them into a bracelet! Contains: pumice clam shell, digging tools, ribbon, & nylon string Instructions included. Seedling kits are all about encouraging the natural process of thinking and doing! Growing basic skills into a passion for creative thinking and problem solving. Our kits are designed to encourage kids to seek answers and help from adults, building relationships and communication skills. We supply the materials, but you supply the bid ideas!