In Russian, most of the spelling rules are studied dispersed .

      In this appendix, all spelling with competing spelling (for example, H - HH or with b after hissing) are reduced to one exercise. This allows you to quickly learn to distinguish between identification signs of spelling rules , to consolidate and hold these skills.

      For each exercise , a general rule is provided that allows it to be followed. In addition, after choosing the answer option (right or wrong) explains why your choice was right or wrong. All spelling errors you make will be remembered (with a calendar date). - And presented when they disappear a few days after the start of classes.

       There is also a standard comprehensive summary of the rules of 1956 and 2007 (the most comprehensive collections of rules approved by the official authorities). For each paragraph of these rules, there is also a dictation!