Hey You What If?
CBBC
Thursday 13 October 2022 08:20 - 08:30 (10 mins)
You Walked Through Walls. Wouldn't it be cool to be able to walk through walls? From turning into a gas to quantum trickery, we discover why it wouldn't be quite as useful as you'd like. [S]
Hey You What If? may be available on playback
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