Elinor Wonders Why Season 11 Episode 4 Going with the Tide/Slime Time

Elinor and her friends want to build a sandcastle at the beach, but with a moving tide, where is the best place to build it? Then, Elinor and Camilla come across different creatures during their rained-out tea party, learning how they use slime in various ways, while Camilla is continually grossed-out by slime until it helps her when her ring is tightly stuck on her finger.