Elephant 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…

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Chemistry lab table

Elephant 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…

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glass of milk

Experiments 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…

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stack of logs

What 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…

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Making a difference – one child at a time

Human nature inspires us to make a difference throughout our lives. It might be through our work, our relationships, our hobbies, or even the way we live. I know for sure that the cement that holds Team NumberNagar® together is to make a difference in children’s learning experiences. What does…

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building blocks

Discovering my teaching method

What is my method? I have been a teacher for 2 decades now, I have not consciously reflected on my teaching method often. Lately, I have been watching the early seasons of the TV series Grey’s Anatomy. In one episode, a character (a senior surgeon) asks a new resident in…

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steaming pot on stove

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…

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How many sounds does the letter ‘a’ make?

Letters and sounds My earliest memory of learning the English alphabet for the first time is the song – a b c d, e f g… h i j k, l m n o p… l m n o p q, r s t… u v w, x y z.…

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Let us build a village

“It takes a village to raise a child.” African proverb Churning thoughts The current situation, when schools are encouraging online learning, has kept me thinking and this article is the result of my pondering over learning in general and alternative learning spaces in particular. With our primary focus on R…

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Create memories with your children during this lock-down

Commotion at home: As the COVID19 crisis continues, the most common theme of discussion today is how to manage children at home? While some have figured it out, others are taking all the help they can get, some others are frustrated by the situation. Now that everyone is a home-schooler,…

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