Teacher Development

COVID-19 in children
 
What is education?
 
It has been more than eight months since the COVID-19 lockdown saga began in India. Reports on the impact of the pandemic and the subsequent lockdown on the lives of children have been coming out. In June and July 2020 several reports were published on the situation on the ground as well as its impact on children.

VISHNUTEERTH AGNIHOTRI & ANAGH PURANDARE

A not-quite-procedure for not-really-an-experiment for chemistry educators.
 
 
Procedure

Elsewhere in this issue, there are two articles dealing with geometric constructions, i.e., constructions using compass and ruler. One of the articles deals with the general theory behind such constructions, while the other deals with a particular construction problem from an earlier issue for which a reader had offered a solution. We would therefore like to give some background to these articles.

Elsewhere in this issue, there are two articles dealing with geometric constructions, i.e., constructions using compass and ruler. One of the articles deals with the general theory behind such constructions, while the other deals with a particular construction problem from an earlier issue for which a reader had offered a solution. We would therefore like to give some background to these articles.

In early April this year, newspapers and online websites were agog with the news that astronomers had obtained the first image of a black hole known to reside in a distant galaxy called M87. Why did this image cause such a stir?
 
Fig. 1. The image of a ‘black hole’ at the heart of galaxy M87.

This article presents a few simple activities, with handmade toys and optical illusions, that explore ways in which our brain and eyes work together to perceive the world.

The simple and everyday practice of curd formation involves concepts taught in biology (microbial fermentation), chemistry (conversion of milk lactose to lactic acid) and physics (coagulation of milk proteins with acid). Can we use this process to offer a hands-on introduction to what it means to think like a scientist?
 

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