Battledore

The feathered balls you hit with a battledore are the seeds of a large tree called 'soapberry'.

Source: tatoeba (329140)

Seven or eight of them, standing in a circle, were engaged in a game of shittlecock. They had in their hands no battledores. They did not employ the hand or arm, any way, in striking it. But, after taking a short race, and springing from the floor, they met the descending shittlecock with the sole of the foot, and drove it up again, with force, high into the air.

Source: wiktionary

There were nights when it seemed to me that our position could be stormed by twenty Boy Scouts armed with airguns, or twenty Girl Guides armed with battledores, for that matter.

Source: wiktionary

You will also pardon the errors of the Work, for you know I was not bred to letters; but, that the battledore, at an age not exceeding six, was the last book I used at school.

Source: wiktionary