This box includes 4500 brightly coloured easy to model with bricks. An exciting and cost effective addition to any children's groups arsenal of craft/art materials. Buy the Mega box for all the tools and kraftIT BUT fill up with the cost effective maxi-light The Bricks of PlayMais are Composed of Corn Water and Food Dye. A little Water is Enough to Stick the Bricks Thanks to the Natural Starch of Corn. The Possibilities are Unlimited: the Child uses the Modelling Tool to Mould the Corn Bricks and Transforms them into any Shape! They can Make Models into anything like Farms Ships Greeting Cards - the List is Endless. PlayMais Stimulates Children's Creativity and Imagination while also Developing their Motor Skills. PlayMais allows Children to Work Independently or as Part of a Team.