by msander | Feb 8, 2018 | Gr 9-10 Science, Gr. 11-12 Chemistry, Safety
While serious accidents causing catastrophic injury in high school science activities are rare, when they occur their human toll can be devastating. This post examines one potentially dangerous demo, its hazards and suggestions for safer alternatives. The Rainbow...
by msander | Dec 13, 2017 | Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Pipes can freeze in the winter, but you never hear about fire hydrants freezing. What makes them safe from the cold temperatures in winter time? SciShow Finds: https://scishowfinds.com/ Click here to go to the source for more...
by cbrookallred | Mar 5, 2015 | All Science Teachers, Safety
Question to STAO Safety Committee: Should teachers be trained on fire extinguisher use? Response STAO does not have a position as regards this training, nor is it required by regulation. There are some organizations (National Research Council in their book, Prudent...
by msander | Dec 11, 2014 | Gr 7-8 Science & Tech, Gr 9-10 Science, Safety
Demonstrations are an integral part of any science program. These activities engage students and help bring the “real world” into the classroom. STAO has recently developed a collection of safe demonstrations/activities for grades 9 and 10 that have been...
by msander | Nov 13, 2014 | Gr 9-10 Science, Gr. 11-12 Chemistry, Safety
Elephant Toothpaste is a popular demonstration to introduce the concept of decomposition reactions. The chemical reaction involved is the decomposition of hydrogen peroxide into oxygen gas and water. The reaction is very slow at room temperature....
Recent Comments