Compare your writing to the PDF model. Are your ш and щ distinguishable? Is your б closed at the bottom? Mark your mistakes in red.
You don't always have to pay. There are excellent repositories for free practice sheets. cuaderno de caligrafia rusa pdf best
If your goal is to learn the correct stroke order or teach a child how to write, you want "Propis". These are the standard Russian school workbooks. Compare your writing to the PDF model