Ariro Toys Simple stacker coloredWhy our Simple Stacker Colored? Stacking is more than playing When children sit and stack they are doing more than just playing. They are exploring and solving. For toddlers stacking toys you introduce ought to be simple with clear goals and not over whelming or burdening. Introducing one ring and gradually increasing the number of rings in recommended. Your little one will be incorporating numerous skills into a simple activity like stacking. They