My students often stare in wonder at the radiometer that sits in
the window sil of my classroom. A lot of them think it's the
temperature that causes the different spinning rates. Others
think it's the amount of light. I decided to attempt to see
which factor determines it. This could be a good inquiry
activity for students and it also demonstrates how smartphones
are becoming useful data collection devices. I have two lava
lamps that rest in one of the window sils in my classroom. It is
both a great distractor to the students and a source of
fascination/curiosity to my students. It also helps that my
students have to learn the concept of density. One of my lava
lamps always seems lethargic and to be frank quite a
dissapointment for viewing. I had been thinking that maybe it's
a really good observation that might lead to a science inquiry
for my students. I did some video and time lapse filming which
may result in an inquiry for my students to do. Take a look at
the video and see if it's a good idea. A little