Tag: water

Do crayons float?

Stirring some salt into water with crayons.

Another great activity I started this year with only requires beakers, crayons, water, and salt! Spoons help, too. If you Google Floating Crayons you’ll find more ideas, resources, and even YouTube videos. For this activity, Crayola crayons are the best. I don’t normally endorse products but cheaper crayon brands float in fresh water and that …

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Permanent link to this article: https://educatoral.com/wordpress/2022/11/27/do-crayons-float/

Macro Identification

Part of our outdoor science education program includes learning to identify benthic macroinvertebrates. Macros are good bioindicators of stream health because they can spend up to two years living in the water in their nymph and larval stage! The scud pictured here is a macro that has some tolerance to water pollution so even though …

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Permanent link to this article: https://educatoral.com/wordpress/2021/04/24/macro-identification/

6th Grader Questions Water Pollution

Republishing this post to get new readers to our 6th grade blog! And I don’t blame him. I think every single person on this planet will agree that clean water is better than polluted water, and that we should take care of our water, and yet we have polluted so much of our water. I …

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Permanent link to this article: https://educatoral.com/wordpress/2017/02/15/6th-grader-questions-water-pollution/

Chimacum Creek Summer 2016 Temp

After 14 years of collecting water quality data with my students on our neighborhood creek I finally have a way to get temperature over the summer to compare to the spring and winter! Thanks to the Olympic STEM Pathways Partnership (OSPP) work we’ve been doing I have temp sensors that I can put in the …

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Permanent link to this article: https://educatoral.com/wordpress/2016/08/24/chimacum-creek-summer-2016-temp/

6th Grader Writes About Our Own Deadly Lake

Chimacum, WA is home to a lovely lake that for a few months of the year, late spring and early summer, becomes toxic, deadly toxic! Some of my 6th graders researched our deadly lake and wrote about it. Here’s a great blog post written by one 6th grader about our deadly lake!

Permanent link to this article: https://educatoral.com/wordpress/2016/07/07/6th-grader-writes-about-our-own-deadly-lake/

6th Grade Ocean Pollution Public Service Announcement

This 6th grader wrote a nice piece for a water pollution Public Service Announcement (PSA) activity we did in class. Check out her blog post and see what you think!

Permanent link to this article: https://educatoral.com/wordpress/2016/07/06/6th-grade-ocean-pollution-public-service-announcement/

Temperature Data Portage Bay #waospp

Wednesday and Thursday, June 29 and 30, we got to revisit the work we started last summer with the Olympic STEM Pathways Partnership (OSPP) using sensors to collect temperature data with our students. Last year we used these Raspberry Pi-like computers called Odroids with a temperature sensor. They were clunky and difficult to work with …

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Permanent link to this article: https://educatoral.com/wordpress/2016/07/01/temperature-data-portage-bay-waospp/