We’ve Got the Solution!

Different objects

Big Ideas: 

  • The particle theory of matter helps to explain the physical characteristics of matter.
  • Matter can be classified according to its physical characteristics.


Inquiry Skills Used

This is a scientific inquiry/investigation, not research.

Safety Considerations

Wear goggles for the mixing of the rice and salt as well as the Where to Go from Here, rubbing alcohol and water extension.


This activity helps to illustrate the particle theory and how it applies to solutions.  Some earlier work using the particle theory is a prerequisite.

Continue reading

cool tabletAre you new to using Twitter as part of your Professional Learning Network?

These blogs will help ease you into the experience.

(1)  This is version 4 of Brandon Grasley’s excellent blog series.  “How I Use Twitter Professionally”

(2) Join an education chat.  Click here for the link to the official education chat list.  

(3) Get started with this list of the best resources for do-it-yourself PD.  “DIY PD: Resource Roundup”

(4) Simple tips on how to grow your PLN and improve the quality of your interactions with other educators to advance your craft.  “20 Tips for Creating a PLN”  



The Strange Science of the Placebo Effect


Niemi, M. B. (2009). Placebo Effect: A Cure in the Mind: Scientific American.Placebo Effect: A Cure in the Mind: Scientific American.

Price, D. D., Finniss, D. G., & Benedetti, F. (2008). A comprehensive review of the placebo effect: recent advances and current thought. Annu. Rev. Psychol.,59, 565-590.

Finniss, D. G., Kaptchuk, T. J., Miller, F., & Benedetti, F. (2010). Biological, clinical, and ethical advances of placebo effects. The Lancet, 375(9715), 686-695.

Marchant, J. (2015). Strong placebo response thwarts painkiller trials. Nature News http://www.nature.com/news/strong-pla…