Translated a cute story from a book. Is it correct?

小河流水哗哗哗，      A streamlet goes loudly a gurgling,
来了一胖娃娃，          Came a little child plump,
抓了八只大蛤蟆。      Catching eight big frogs.
游来一群小肥鸭，      A small paddling of little fat ducks came swimming by,
见了蛤蟆叫嘎嘎。     Upon seeing the froggies, they went quack quack.

Boy catches frogs.
The water of the little stream rushes by,
(when) a little fat child came by,
(and) grabbed eight big frogs!
A group of little fat ducks swims by,
saw the frogs and said quack quack!

I added some English words to make the story sound better. Is this still in line with the original story? Not bad a translation but you need to put them in a poetic form as in the original.  It is OK to add words so that the target language sounds good to the

Translated a cute story from a book. Is it correct?

The story:

娃娃抓蛤蟆
小河流水哗哗哗，
来了一个胖娃娃，
抓了八只大蛤蟆。
游来一群小肥鸭，
见了蛤蟆叫嘎嘎。

Boy catches frogs.
The water of the little stream rushes by,
(when) a little fat child came by,
(and) grabbed eight big frogs!
A group of little fat ducks swims by,
saw the frogs and said quack quack!

I added some english words to make the story sound better is this still in line with the original story?

Translated a cute story from a book. Is it correct?