What level of exposure to methylene blue is harmful to students/teachers with G6PD deficiency? I’ve used this substance as a biological stain for more than twenty five years, but it wasn’t until this September, when a colleague had a student with this disorder enrolled in their class, that I realized that exposure to it can cause hemolytic anemia in persons with G6PD deficiency.
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I WONDER.... YEARLONG SCIENCE INQUIRIES IN GRADE 1
Categories: General Interest, Lab/Student Activity
This was a year long, ongoing, student led inquiry that my students engaged in. I covered the Daily and Seasonal strand and the Needs and Characteristics of Living Things strand, as well as several... read more
GET EXCITED WITH ELECTRICITY! OJ POWERED CLOCK INQUIRY
Categories: General Interest, Teacher Demonstration
Students watch the teacher demonstrate the OJ powered clock. The teacher guides students to wonder what they could change to make the clock work. They do some brainstorming and then the next period,... read more
Safety in Testing for Taste and Odour
Categories: General Interest
Taste experiments are normally run to test for the four kinds of taste receptors in the tongue. Students should be directed to run this experiment as a class in the school cafeteria, or BETTER, at... read more
