In this demonstration of chemical change, the presenter blows breath into a …
In this demonstration of chemical change, the presenter blows breath into a methylene blue solution releasing carbon dioxide which acidifies the water and changes it from a bright blue color to green.
WOSU Classroom, in collaboration with the Ohio EdTechs, is providing free professional …
WOSU Classroom, in collaboration with the Ohio EdTechs, is providing free professional learning videos focusing on online teaching. These resources will be available starting today at ohioedtechs.org, with additional resources being added throughout the week. Certificates of completion and contact hours will be available.
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