What are some popular games on Friv 4 School?

Some popular games on Friv 4 School include "Pipe to Pipe" and "Papa's Pizzeria." In "Pipe to Pipe," players must solve puzzles using colors to get to the next level, while "Papa's Pizzeria" tasks players with running a pizza business.

In "Pipe to Pipe," the player moves between levels by going through a pipe. As the player progresses to harder levels, he must figure out which colors make the necessary pieces of the ground disappear and reappear so he can get to the next pipe.

"Papa's Pizzeria" gives players a glimpse of what it's like to work in a restaurant and meet the expectations of customers. Players must make pizzas to specifications and keep customers from waiting too long.