NotesFAQContact Us
Collection
Advanced
Search Tips
Publication Date
In 20260
Since 20250
Since 2022 (last 5 years)0
Since 2017 (last 10 years)0
Since 2007 (last 20 years)1
Education Level
Grade 101
Audience
Location
Portugal1
Laws, Policies, & Programs
Assessments and Surveys
What Works Clearinghouse Rating
Showing one result Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Alves, H.; Manhita, A.; Dias, C. Barrocas; Ferreira, T. – Chemistry Education Research and Practice, 2014
This paper describes a mini-project developed with 10th grade Portuguese students where, by using an experimental activity involving the use of natural dyes to colour wool, students acquired a better understanding of the concepts and relationship between the colour, the electromagnetic spectrum, and chemical bonding. As demonstrated by the results…
Descriptors: Foreign Countries, Grade 10, Secondary School Science, Science Experiments