The wheel is perhaps man’s greatest invention. Simple as it seems, it is the very basis of movement. The cart, the cycle, the motor-car and the railway train move on wheels. Even aircraft which fly thousands of kilometres through the air need wheels for taking-off and landing.
Coconut Oil + Kerosene = Fuel [Illustration by Shinod AP] March 27: Fossil fuels or fuels that are naturally found in the earth, are being rapidly consumed by humans. And the world has begun searching for an ‘alternative fuel’.
In 1833 John Herschel, a British astronomer, went to South Africa to study the southern skies. He took with him a powerful telescope and many other instruments. He wanted to make charts and maps of the sky which people in the northern half of the world never saw.
Most movie fans have seen or at least heard of Hollywood legends Hedy Lamarr and Steve McQueen. But how many know that these two were inventors who have significantly changed our lives. Nobody? Not surprising.
Cigarette smoking is injurious to health – everyone knows that. Well, till a few decades ago, people were unaware that smoking could cause lung and heart diseases and cigarette packs never had a warning on them, like they do now.
Pitara literally means ‘a chest full of surprises’. For over 20 years (this website was started in 1998) we have been publishing original multi-cultural, multi-lingual and inclusive content to help kids explore, discover, learn, play, enjoy... All our content is copyright protected. If you wish to use our content ask us — some of the world's leading publishers regularly license our content.