Tracey Baker, 41, Park Avenue, Walsall, was jailed for 15 years with a further year on licence and given an indefinite sexual harm prevention order.
11 charges in all, including sexual assaults against children, inciting a child to engage in sexual activity, conspiring to incite victims, all under 13, to engage in sexual activity, conspiring to facilitate sexual activity with children and further conspiring for their sexual gratification, to have children watch themselves or others engage in sex acts.