The second part of the article on separation techniques deals with decantation, filtration and sublimation and evaporation.
Disha Gupta, Adithi Muralidhar and Sugra Chunawala
Robots are a favourite with children and popular too. Because of its popular status, robots can be used as a teaching tool since they provide a fun element for children to explore technology. Keeping this idea in mind, Robotics was introduced at science events to create interest and increase awareness among school children. What happened at these different Robotics workshops and events is explained here in this article.
The science teaching-learning process becomes more interesting if a practical approach is taken instead of rote learning and an emphasis on drill. Students feel connected and there is a sense of participation if examples from their everyday lives are demonstrated and highlighted. The author of this article explains how a lesson on separation techniques using everyday examples found a chord within government school students.
In these days of the SMS language, teaching children plays, classics as they maybe, written in old English is quite a task. So here’s a method that this teacher successfully implemented to teach Oscar Wilde’s play, The Canterville Ghost, to her high school students.
Emmadi Naveen Kumar
Economics joins history in the list of subjects that are usually considered boring. But when economics influences the way the world runs, how can it be boring? Change the way you teach economics and the subject will become interesting and challenging for the students. Here are a few approaches you could try.
The wonderful world of physics brought alive through a story. Why do we stop experimenting with our teaching styles as we move higher up the school ladder? Of course older children too enjoy listening to stories. They too will learn better when taught using stories.
Biomimicry as a science is gaining ground for the solutions that it can offer. A branch of science that combines biology and technology, it helps us understand what nature has perfected over the years and then adapt that through models and systems to solve complex problems faced by humans. It is a new way of viewing and valuing nature.
Pooja Keshavan Singh
Mathematics, in the eyes of many learners, continues to remain on the pedestal creating a feeling of inadequacy in everyone. This article tries to establish a link between how teaching of mathematics can help us move towards a more equitable society. Social justice maths tries to integrate social justice issues into math classes. Take a look at this interesting article.
Dissection , in the past, has proved to be a very powerful device to understand biological systems but with the UGC banning animal dissections, most educationists have suggested that the virtual media can fill the gap. However, the author recommends that 3-dimensional models can be manipulated to play the role of non- functional systems that can be easily dissected in the classroom.
Saraswathi Jayanthi and Vinay Singh
We have seen images of the DNA, 3D models, read about it but would you like to actually see the DNA? Try these experiments in class to extract the DNA from two different kinds of cells.