Challand Middle School students demonstrate STEM experiments

Sterling Challand Middle School eighth grade science and STEM teacher Jim Shamp point to sixth grader Kylie Shank’s Hoover Dam model during a STEM exhibit Thursday, March 9, 2023. Shank discovered that 7 million tourists a year visit the landmark, including a trip recently with her family.

STERLING – What is elephant toothpaste? Is Gatorade a good growth medium for plants?

Those and other interesting questions were tested by sixth and eighth graders at Challand Middle School in Sterling. Their projects were then made part of an exhibit emphasizing STEM lessons in science, technology, engineering and math.

Some experiments tried to answer interesting questions such as “Do cats see in the dark?”

Others seemed more geared to pleasing the palette: “What is the science behind making homemade ice cream?”

The results of that final experiment got devoured, by the way.

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Alex Paschal

Alex T. Paschal

Photojournalist/columnist for Sauk Valley Media