Water Water everywhere “What! Is it time to drink water again? Why should I drink so much water?” Does this question sound like one your child would ask? It surely does to me. I know of many parents who need to constantly remind children to drink water throughout the day.…
View More To drink water or not to drink – that is the questionCategory: Science
Matters of the heart
Learning from teaching Last week in Biology class, matters of the heart were the main topic of discussion. The structure and function of the human heart, I mean! I teach Biology rarely, once in 2-3 years. Every experience gives me food for thought. During our discussion, I made an erroneous…
View More Matters of the heartElephant Toothpaste – The Chemistry
Two weeks ago, I wrote about the Elephant Toothpaste experiment I did with my students. A few readers who read that post were curious about how to conduct the experiment and what happens in it. Hence, this follow-up post on the Chemistry behind the experiment. Incidentally, my lesson plan for…
View More Elephant Toothpaste – The ChemistryElephant Toothpaste – Fun with Science
Expectation Elephant Toothpaste – does it sound absurd? On the contrary, it is quite a popular Science experiment. I have conducted it many times, watched it even more times, and enjoyed every single experience. However, it has been some years since I did this experiment. Last week in my 9th…
View More Elephant Toothpaste – Fun with ScienceExperiments in the Kitchen
Kitchen is a Science lab My husband is very fond of experimenting, especially conducting experiments in the kitchen. A few days ago, while I was away from home, he got the idea to set home-made ‘curd’ (yogurt, ಮೊಸರು, दही). When I returned home in the evening, I saw a vessel…
View More Experiments in the KitchenWhat are the things around us made of?
Out of thin air Have you ever wondered what we are all made of? Many years ago, I attended a seminar in my office. The speaker was a visiting delegate from the USA. His expertise was in K12 education. He had carried a thick wooden log with him to use…
View More What are the things around us made of?2 Concepts of Chemistry in Cooking
When we think about applications of Science in everyday life, Chemistry in cooking emerges as a natural extension. Cooking is one of the exhaustive applications of Chemistry in our everyday lives. When I was in college, Physical Chemistry was a hard nut to crack for me, especially Thermodynamics. I struggled…
View More 2 Concepts of Chemistry in Cooking3 Science concepts that help you in traffic
Science concepts I often come across students and parents who complain about the Science and Maths concepts learned in school. They think that learning such concepts is a waste of time and these concepts do not have real-life applications. These comments are usually peppered with doses of righteous indignation. A…
View More 3 Science concepts that help you in trafficThe Science of Firecrackers
Festival of Lights Deepavali is the festival of lights. It is also the time of the year when children and families gather to burst firecrackers. The year 2020 has seen subdued celebrations all over India, with minimal firecrackers. I stopped indulging in firecrackers many years ago. My fascination has taken…
View More The Science of FirecrackersClarity of Concepts in School
“I never use the concepts I learned in school” I hear this statement often. In conversations with students, parents, friends, colleagues, public, even in memes. Generally, this statement is accompanied by a critique of the education system. How our education system is teaching us ‘useless concepts’ while it should be…
View More Clarity of Concepts in School