Line drawn using a ball point pen

Ball of a ball point pen sometimes leaves some gap in the centre because of which single line appears as two lines under the Foldscope. The gap is so small that it is not visible when we write on paper.

Mosquito Larvae?

A fellow teacher called me to her room today to ask for assistance. She wanted me to identify something swimming in her fish tank. She set up a small (1-2 gallon) fish tank in her room and prepared it for fish, but before she could add fish something appeared. They look like mosquito larvae to…

Wonderful moment in Foldscope teachers workshop at IITB

Jim and I, along with DBT staff scientists, IITB, Ruia college and Dharavi Diary volunteers have been running workshops for teachers and IITB students. In continuation, today we a ran workshop at IITB campus with the focus of sharing experience of teachers. We started with a wonderful series of introductions and journeys that many teachers…

Foldscope mystery animal Puzzle#1

I have started making a lot of connections between life history of different animals. Most insect transform to such an incredible degree between life stages; that it’s almost impossible to bin them as the same species until you see one – transform into another.  With light of this above note  I am starting a little…