A standout feature for a "reshebnik" (solution guide) for the would be Interactive Orthographic "Hotspots" with Audio Justification .
: A digital progress tracker that categorizes the student's performance by topic (e.g., Phonetics, Morphology, or Syntax) to show which sections of Part 1 reshebnik po russkomu iazyku tpo 1 chast 5 klass bogdanova
: Since 5th-grade workbooks focus heavily on spelling and punctuation, each exercise could include an audio recording of the sentence for "self-dictation" practice before revealing the answers. A standout feature for a "reshebnik" (solution guide)