About this issue
All About Sound: In which we blow our own whistle, meet the human sound machine, trick our ears by swapping sounds, hear whales sing and more, ultimately learning some sound facts...
About Brainwave Magazine
You save paper, we save you money. Print subscription cost 720; digital 300 only. Now, science is exciting than ever before- 8 more pages in each issue! Brainwave is a science magazine from the house of Amar Chitra Katha. It is filled with new topics and Science fun-das every month! Plus it has comics, stories, fascinating facts and AMAZING PRIZES to be won!