Explore the Science Find out how Jonathan and Ellen built their device to measure altitude to aid them in their hunt for hidden treasure. Jonathan explains the physics behind the challenge.
Discover how Mike Leahy and Mike Bullivant used mercury sulfide to extract the gold. Mike Leahy explores the chemistry involved in getting gold from rock.
Rough Science 3: New Zealand in more depth:
OU on the BBC: Rough Science 3: New Zealand - About the series
Production team
Programme summaries from the second series of the BBC/OU's Rough Science Read more : OU on the BBC: Rough Science 3: New Zealand - About the series
OU on the BBC: Rough Science 3: New Zealand - Explore the science: Gold Rush
Production team
Find out more about the science behind the challenges: Gold Rush Shakers Quakers Ice Treasure Hunt Big Smelt Read more : OU on the BBC: Rough Science 3: New Zealand - Explore the science: Gold Rush
OU on the BBC: Rough Science 3: New Zealand - Explore the science: Shakers
Production team
Find out more about the science behind the challenges: Gold Rush Shakers Quakers Ice Treasure Hunt Big Smelt Read more : OU on the BBC: Rough Science 3: New Zealand - Explore the science: Shakers
![Polling Station signage [Image: kagey b under CC-BY-NC-ND licence]](/openlearn/files/ole/ole_images/places/general-urban-scenes/polling-station-sign/polling station sign_0_0.jpg)
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