Beyonce's daughter Blue Ivy Carter, nine, and twins Rumi and Sir help promote IVY PARK kids' range

Beyonce admits she loves to match outfits with her three kids on vacation: 'We love to coordinate'

Beyonce defied corporate advice and created her 'biggest commercial success' with I Am Sasha Fierce

Beyonce Reveals Her 'Most Satisfying' Moment as a Mother