The CBSE Class 11 Deleted Syllabus 2025–26 plays an important role in helping students focus on relevant topics and avoid studying chapters that are no longer part of the curriculum. With several ...

The table below comprises the names of units which are part of the latest syllabus for the 2025 exams. These chapters are intact with minor additions. Discovery of Electron, Proton, and Neutron, ...

Chemistry, mathematics and physics are central to our understanding of nature. Physics explores the fundamental laws of mechanics, electromagnetism, quantum mechanics and relativity. Chemistry studies ...

Department of Teacher Education, The University of Texas at El Paso, El Paso, TX, United States Spatial reasoning is critical to early mathematics learning, but it is unclear how early elementary ...

Achievement gaps increase income inequality and decrease workplace diversity by contributing to the attrition of underrepresented students from science, technology, engineering, and mathematics (STEM) ...

This paper considers efficient set mathematics for the case where the covariance matrix of asset returns is assumed known but ex ante the vector of expected returns is replaced by an estimated or ...