Make mermaid slime with glitter, glue, and a splash of ocean colors! This easy sensory activity is perfect for preschoolers and mermaid-loving kids.

1. Place 1 tablespoon of water in a small plastic cup. Add ¼ teaspoon of borax. Mix until as much borax dissolves as possible. This is your borax solution. If you would like your slime to be a certain ...