Eureka! Nursery children put Archimedes' principle to the test

Question: What will happen to the water level in the paddling pool if all the Nursery children get in with Mrs Edwards?

Inspired by Pamela Allen's story, Archimedes' Bath, the Nursery children wanted to find out more about how and why the water level changes when objects - or many pairs of little feet - are added. Sure enough, the level changed.