Section
Free Tools
Test yourself, then drive safer
A reaction-time test with real driver averages, a stopping-distance calculator, a printable crash checklist, and a driving-hours log for permit holders.
Written for: Everyone
Looking for study tools instead? Our state permit practice tests and driving-hours log live in the Teen Drivers section.
Start here
Tool
Reaction Time Test (with Driver Averages)
Measure your reaction time in milliseconds and compare it against published driver averages.
Tool
Stopping Distance Calculator
See how speed, road conditions, and reaction time combine into total stopping distance - in feet you can picture.
Checklist
Crash Checklist
An interactive, printable checklist to keep in your glovebox: what to do at the scene, what to collect, and what to do next.