The so-called $100 laptop has undergone a facelift in order to be used by secondary school children.
The machines, designed by One Laptop per Child (OLPC), are based on the original XO laptop, which was built for primary school children.
The new computers feature a larger keyboard and upgraded software.
Uruguay, which has already distributed nearly 400,000 XO laptops to primary schools, has ordered 90,000 of the new laptops, known as the XO-HS.
It has also ordered 10,000 machines designed by rival Intel, which makes the Classmate PC, also developed for children.
Read More/Source: BBC News