Toys play a crucial part in development of a child Toys as simple as wooden blocks or numbered puzzle develops cognitive and physical skills Complex puzzles remote control cars bubble guns helps learn and analyse cause effects and spatial relationships Babies tend to play more and more with such toys and make themselves happy Children s attitude towards their toys nurtures them big way Features . Playstix Master Set. The toy that allows you to build the ordinary and inspires you to build the extraordinary. And our Idea Booklet illustrates fun things to build from a simple plane or car to more advanced versions. Each Playstix piece has grooves that interlock when one playstix piece is placed across another. The different length Playstix pieces are color coded so it s easy to see how each model is built. 141 Piece