Im scared about school

Ryann

So i am a 11 year old going into 7th grade with a HEAVY period. And everytime i have my period... it leaks through the sides of my area😬. IS THAT SUPPOSED TO HAPPEN?Because it has been happening daily throughout this whole entire cylce. Please help.... im scared and dont know what to do about this because if i mess up all of my clothes then what will i do when school comes?