The set includes over 30 pieces including boulders, volcanoes, trees and dinosaurs with a handy storage container. Age 3+. Size: W240 x D210 x H355mm. NDNA Approved – The Dinosaur tub and play mat is an instant hit with preschool children providing hours of fun and a wealth of learning opportunities. An essential in any small world collection. Rossett House Nursery Age Suitability: 3 Years +Dimensions: Size: W240 x D210 x H355mm.