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Techniquest
Berian John o Techniquest sy`n esbonio beth sy ganddyn nhw i gynnig.
Hyd:
Daw'r clip hwn o
Mwy o glipiau Episode 6
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Prysor Williams - Bioleg Synthetig
Hyd: 04:46
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Bethany Sawyer - gelod
Hyd: 02:08
Mwy o glipiau Wyn ar Wyddoniaeth
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Dean Boyce - Gelod
Hyd: 01:45
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Bethany Sawyer - gelod
Hyd: 02:08
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![]()
Prysor Williams - Bioleg Synthetig
Hyd: 04:46
