Why Does a Stone Sink?

PHYSICAL SCIENCES

Curiosity trigger

Students will experimentally check whether all objects can be sunk and when a sinking egg starts floating. They will also create a tower of liquids (with milk, honey, dishwashing liquid and oil).

Curriculum and Skills

Work and Life Skills:

Critical thinking and drawing conclusion

In this lesson, you will cover:

NEXT GENERATION SCIENCE STANDARDS:
2-PS1- Matter and its Interactions

You will need

Hard-boiled eggs, water, LEGO™ bricks, plasticine, small stones, ping-pong balls, table salt, milk, honey and oil.

Click here to see lesson plan

Authors

Author: Przemysław Michalski
Methodology: Joanna Miszkiel
Translation: Paweł Fabrowicz
Producer: Marta Przywara

Source

This is a modified version of a lesson plan created by the Children’s University Foundation under the CC-BY-NC-SA 3.0 license.

Photo Stone Skipping made by Chris Potako published on flickr.com under the CCBY 2.0 license.

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