One child sits upon a stack of books while apparently teaching a younger one. This charming image of children is in the public domain and can be downloaded and used as you wish.
This is one of a number of children’s images drawn by Gordon Browne (1858-1932) which were used to illustrate National Rhymes of the Nursery.
This image is copyright free and in the public domain anywhere that extends copyrights 70 years after death or at least 120 years after publication when the original illustrator is unknown.