As pointed out here, it is not required and widely common for a boy under Bar Mitzva to lead the congregation in the singing of Shir Hakavd. My question: is it acceptable for a girl under Bat Mitzva ...
In msh210's answer to this question of mine, he stated that: women...who physically could be [intimate with men], which is those who had reached their third birthday. In comments, he mentioned ...
Why is the erech (Vayikra 27:1–8) of a woman less than that of a man? And why does erech depend on age? Sources, please.