Curated OER
A Self Directed Inquiry into the Identification of Unknowns
Learners gain experience in designing an experiment and use logic in selecting specific tests for unknowns. Students recognize the use of spreadsheets in helping one to make clear comparisons.
Curated OER
Seltzer Breath
Young scholars investigate "indicator" (Bromothymol Blue or BTB) to test for the presence of certain chemicals in liquids and gases. They compare distilled water and seltzer water for presence of carbon dioxide.
Curated OER
Water Quality Monitoring
Students work together to gather water samples. They compare and contrast the water quality from different places in the community. They answer discussion questions to complete the lesson plan.
Curated OER
Jeannette
Pupils develop hypothesis about what might happen when salt water is frozen. In groups, they freeze ice samples with different salt concentrations. They use the internet to research the situation of the Jeannette to discover their answer.