A boy in Malawi helps his village by building a wind turbine after reading about them in a library book.
A boy in Malawi helps his village by building a wind turbine after reading about them in a library book.
N/A
6.2
6.8
7.0
6.9
6.4
4.9
7.1
4.7
7.1
6.6
5.3
8.2
7.9
6.6
7.2
6.1
6.9
6.9
N/A
