Beach
The mother and her daughter are at the beach.
The mother is putting sunscreen on her daughter.
Sunscreen helps prevents skin cancer.
Lifeguard
It's a good idea to swim near a lifeguard.
Lifeguards keep swimmers safe.
The man in the water is surrounded by sharks.
Sandcastle
The child in this image is building a sandcastle.
Sandcastles are made with wet sand.
Grains of sand stick together when you add a little water.