Summary
Mark builds a to-scale model of the solar system across miles of desert and films it from a drone, so you can finally see how far apart the planets really are. A striking lesson in scale.
Viewer safety
Ages 7+
Made for a general YouTube audience — an occasional mild or bleeped word can slip in, so preview if your classroom bar is strict.
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Teaching resources
Discussion questions
Talk about it
On a true scale model, planets are tiny and the gaps between them are enormous. Most drawings shrink the distances so much they mislead us.
- Why do most solar-system pictures give the wrong idea about distances?
- What surprised you about how far apart the planets are?
- Why did Mark need miles of open space to build an accurate model?
Quick work-a-long
Vocabulary: scale, model, distance, solar system.
Try it: If the Sun were a beach ball, Earth would be a peppercorn far away. Pace out where you'd put Earth on the playground.

