The children came from ARK's King Solomon Academy Primary School which is based in North Westminster, London.
Kate wore skin-tight "Molecule' blue Zara jeans ($79.90), her khaki Military Pocket Jersey Burberry shirt (seen on the Canada Tour - £295), a khaki Zara 'basic' sweater - thanks to WKW for the ID ($16.90), a waterproof The London Trading Company 'Really Wild' green leather waistcoat ($870) and her green Le Chameau wellies (£300).
Photo credit: WKW
She sported heavy make up and her hair had been curled, held back from her face by a black plastic clip. Finishing off her look, Kate wore her Kiki McDonough 'Grace' earrings.