Exploring science questions. Messy can see something amazing outside his window. A beautiful arch of colours magically appears across the sky. He finds out more. Show more
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Exploring science questions. Messy can see something amazing outside his window. A beautiful arch of colours magically appears across the sky. He finds out more. Show more
The UK's most watched and most loved channel for the under-sixes, dedicated to delighting and surprising its pre-school audience.
