Autonomous materials are materials that can protect itself, heal damage and indicate if it is damaged throughout the course of its life cycle without any active intervention. These materials are at the forefront of materials science research, as they hold…

What is the purpose of science education, especially in upper primary and secondary school? In the past, a key focus of science education is equipping students with the necessary knowledge if they were to take up a technical job in…

“Why are we learning about acids and bases?” my student once asked me. “Well,” I said with confidence, “the chemistry of acids and bases underlie many important industrial and commercial applications…” “No, how will I use it in my life,”…

Chapter 1: How do we count and represent numbers? In modern times, we use Arabic numerals to represent numbers. There are ten symbols that are used to represent numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, and 9.…