Hey You What If?

CBBC

Tuesday 26 April 2022  08:50 - 09:00 (10 mins)
You Could Dig Through the Earth? The deepest hole humankind ever dug only got one thousandth of the way through the earth. But what would happen if you kept digging? [S]

Hey You What If? may be available on playback
Hey You What If? (CBBC) Tuesday 26 April 2022 08:50 - 09:00