C172 flight instructor reported a loss of control during landing that resulted in a runway excursion...

Attributes
ACN	1692247
Time
Date	201910
Local Time Of Day	0601-1200
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Make Model Name	Skyhawk 172/Cutlass 172
Operating Under FAR Part	Part 91
Flight Phase	Landing
Flight Plan	VFR
Person 1
Function	Instructor Pilot Not Flying
Qualification	Flight Crew Instrument Flight Crew Flight Instructor Flight Crew Commercial
Experience	Flight Crew Last 90 Days 60 Flight Crew Total 280 Flight Crew Type 280
Events
Anomaly	Ground Event / Encounter Loss Of Aircraft Control Ground Excursion Runway

Narrative:

Instructor pilot was shadowing a student pilot during landing on runway 31 at ZZZ. Student landed and bounced; slightly to the left of center line.he then input 300 rpms of power and full right brake and rudder. Aircraft was going about 65 kts. Because of this; the strong input of the brake caused the aircraft to skid and lift one wheel off the ground.this caused the aircraft to go off the runway and eventually stop on the grass to the right off of runway 31.

Original NASA ASRS Text

Title: C172 flight instructor reported a loss of control during landing that resulted in a runway excursion.

Narrative: Instructor Pilot was shadowing a student pilot during landing on Runway 31 at ZZZ. Student landed and bounced; slightly to the left of center line.He then input 300 rpms of power and full right brake and rudder. Aircraft was going about 65 kts. Because of this; the strong input of the brake caused the aircraft to skid and lift one wheel off the ground.This caused the aircraft to go off the runway and eventually stop on the grass to the right off of Runway 31.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.