The website of the wonderful science-based tv show Peep and the Big Wide World has resources specifically for parents, family child care providers, and classroom teachers. http://peepandthebigwideworld.com/en/ (English) http://peepandthebigwideworld.com/es/ (Spanish)
Science resources from the National Association for the Education of Young Children: https://www.naeyc.org/resources/topics/science
National Academies of Sciences, Engineering, and Medicine. (2018). English Learners in STEM Subjects: Transforming Classrooms, Schools, and Lives. Washington, DC: The National Academies Press. doi: https://doi.org/10.17226/25182.