Here is the full list of all 27 Karin's Instruction achievements.
Through the forest area
Through the temple area
Through the city area
Through the space area
Total distance of more than 1m
Total distance of more than 10km
Total distance of more than 100km
Total distance of more than 1000km
Best Combo reaches 10
Best Combo reaches 50
Best Combo reaches 100
The vehicle has been destroyed once
The vehicle has been destroyed 10 times
The vehicle has been destroyed 100 times
Hit the vehicle up to 1 time
Hit the vehicle up to 100 times
Hit the vehicle up to 1000 times
Shot vehicle once
Shot vehicle 1000 times
Shot vehicle 10000 times
Hit by meteor once.
Hit by meteor 10 times
Hit by meteor 100 times
Get high score in forest challenge
Get high score in temple challenge
Get high score in city challenge
Get high score in space challenge