"The children were fascinated by this toy - they played for over an hour - chatting away as they filled the fountain and tried to predict what would happen when they opened the bungs. The questions, discussions, concentration and experiments led to deep learning. It was lovely to observe their laughter and excitement."
It covers the 3 characteristics of effective learning
1 - Play and explore - Yes
2 - Learn actively - yes
3 - Create and think critically - yes
(Revised EYFS 2012)