In many scientific contexts, students need to be able to use mathematical knowledge in order to engage in scientific reasoning and problem-solving, and their understanding of scientific concepts relies heavily on their ability to understand and use mathematics in often new or unfamiliar contexts. Not only do science students need high levels of…

Some early childhood experts assert that the effects of preschool may diminish if curricula and instructional strategies from preschool through grade 3 are not well aligned. A second explanation for why initial benefits of preschool may not persist is that children who make early gains in preschool may not have the opportunity to maintain their…