Riddle me this! Science sleuths attempt to solve two seemingly simple scenarios with a video from the Physics Girl playlist. The narrator challenges the CEO of YouTube to a battle of wits with a bottle with a tissue, as well as two mysterious metal bars,  stuck in it.

Concepts

magnetism, magnets, making predictions, pressure, air pressure, riddles

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Additional Tags

science

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Instructional Ideas

• Take advantage of scheduled pauses throughout the video to ask students to solve each riddle
• Present one or both of the riddles as in-class demonstrations before showing the video 
  

Classroom Considerations

• No prior knowledge required! Both riddles are well-suited to any age level

• This video is hosted on YouTube

Pros

• Both the narrator and guest talk through their thought processes as they try to solve the riddles—a great example for pupils
• The riddles use simple props, which make them easy to reproduce and expand upon
  

Cons

• None

Common Core

SL.9-10.2