Super Easy to Make Cartesian Divers

Looking for a fun summer activity? Make your own Cartesian Divers using paper clips and a bendy straw. Who can make the slowest diver?

Middle School Science Blog

Cartesian Divers - test out your divers in a beaker of water and then add to the 2L Bottle. Keep all your materials on the tray to manage spills. Cartesian Divers – test out your divers in a beaker of water and then add to the 2L Bottle. Keep all your materials on the tray to manage spills.

This was the easiest, and most inexpensive way to make cartesian divers I have ever tried, and each student got to take theirs home after class. Did I mention how much fun it was?!

Rescue Hook: Attach 2 straws together and add a paper clip hook for rescue missions Rescue Hook: Attach 2 straws together and add a paper clip hook for rescue missions

Materials

  • semi-transparent to transparent bendy straws – 1 per student
  • colored paper clips – 4-6 per student
  • scissors – 1 per 2-4 students
  • 2L bottle with cap – 1 per 2 students
  • beaker of water – 1 per 2-4 students
  • tray to contain spills -1 per 2 students
  • paper towels
  • optional: eye dropper with blue colored water

Part 1 – Demonstration:

As part of our density unit, we talk about the concept…

View original post 301 more words

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