Bricks construction toys is too complicate for the toddlers to play, anyway we suggest maybe both of us should give some helpful stuff to help their complicate imagination in advanced. also here we presents how to make it look simply shapes for toddlers, and also why not parents play together with the babies, help them again and again to break or to interlock, (A college professor now play this as his brainy relax toy ) there is a lot of happy in these cooperations. When you are watching child playing with blocks and play together with him, you will find that the traditional blocks could not match the increase speed of their imagination, their creative ability will be hold back, soon the enthusiasm of creativity will be flow away. 2kgs