Potions lessons for Toddler

After another disastrous accident in 3rd years Potions Gryffindor/Slytherin Severus Snape had enough. When they want to behave like toddler, then he would treat them accordingly. Instead of brewing after the curriculum he would keep them in line with potions sets for toddlers. Hermione's whiney complaints falls on deafs ears, as the Potions Master decided how to teach his classes.