Sonic

Gym

Tails

every subject except Home Ec and health

Amy

Home ec, math, and Biology

Eggman

Cemistry, tech, Theater and Math

Infanate

Biology, Home ec, and LA

Silver

history, Astronomy, and PE/Gym

blaze

Science(despite your constant trying to set it on fire), history and Home ec

Shadow

Gym, LA, history

Knuckles

Astronomy, health, Gym

Rookie

Tech, gym, and Math(also art but one one else knows)

MS

it WAS Math, and LA. but now you help your Crush (tail's kid) with home ec and Helth, while they toutar you in your previous subjects

Espio

Haha, you skip duing PE but you'd be extreamely good at it, also Biology