Sanskritasya mahatwam tubhaim janhee......
just practice shabda rup n dhatu rup everyday morning as soon as you get up n once before u go to bed ..........these are a must.......to go further ahed........
If ur in cbse .....as i think so......do the workbook thoughly without fail everyday.........change of voice is the easiest of them all .........just look at the sentence and try to identify if it a atmanay pada or parasmaypada.........
then change the subject to tritiya object remains in pratama .if it is in dwitiya of the given sentence.......and verb changes to atmanaypada of the same word if the given sentence is in parasmaypada............just enjoy what ur doin relax ...........sanskrit will always be easy .........if ur grammer is strong