Signs speak through shape and color before you can read a word, so you can tell a STOP from a warning from a guide sign at a distance. Learn the system and new signs make sense on sight.
Checked Oct 11, 2026 · official sources linked
10 rules · 10 written-test points
Key points, in our words
At a STOP sign, stop completely at the limit line or before the crosswalk (before the intersection if there’s neither), and look every way before going. CA Driver Handbook
A 5-sided sign means a school is near: slow down and stop for children in the crosswalk. CA Driver Handbook
Diamond-shaped signs warn of hazards ahead; obey every warning sign, whatever its shape or color. CA Driver Handbook
A round yellow-and-black sign or an X-shaped crossbuck means a railroad crossing ahead: look, listen, slow down and be ready to stop. CA Driver Handbook
WRONG WAY or DO NOT ENTER signs mean you’re going against traffic: back out or turn around when it’s safe. CA Driver Handbook
The idea behind it
Roadfeel’s road-sense principles
Be predictable Surprises are what turn small mistakes into crashes. Signals, a steady speed and shared tie-breakers let strangers predict each other without talking.
All the rules, in our words
Tags show the kind of rule and whether it’s a written-test point or matters on the drive test (our tagging). Each rule links to its official source.
At a STOP sign, come to a complete stop at the limit line or before the crosswalk (before the intersection if neither exists), and check every direction before going.
Seeing WRONG WAY or DO NOT ENTER signs means you’re heading against traffic; when safe, back out or turn around. At night, reflectors glowing red signal the same mistake.
A round yellow-and-black sign or an X-shaped crossbuck warns of a railroad crossing ahead: slow down, look and listen for trains, and be prepared to stop.
Diamond-shaped signs warn of hazards or road conditions ahead, such as Slippery When Wet, Lane Ends, Merging Traffic, or Stop Ahead. Obey every warning sign, whatever its shape or color.
3 of our 22 practice questions for this chapter, with explanations. The rest are in the app.
Sample question 1/3
You’re driving along a city street and see a five-sided (pentagon-shaped) sign ahead. What should you expect?
A railroad crossing ahead: look and listen for trains before you cross
A curve or other road hazard: slow down before you reach it
A no-passing zone: stay in your lane until the zone ends
A school nearby: go slowly and stop for children in the crosswalk
Show answer
Answer: D. A school nearby: go slowly and stop for children in the crosswalk
A five-sided sign means you are near a school, so slow down and stop for children in the crosswalk. Round yellow-and-black or X-shaped signs mark railroad crossings, and diamond-shaped signs warn of road conditions.
It’s late at night, and you reach a STOP sign. You can clearly see that no cars or people are coming from any direction. What must you do?
Come to a complete stop, then go when it’s safe
Slow to walking speed and roll through
Treat it as a YIELD sign, since the road is empty
Stop only if another vehicle is in sight
Show answer
Answer: A. Come to a complete stop, then go when it’s safe
A STOP sign always requires a full stop, even when the road looks empty, since someone you haven’t seen may be coming. Stop at the limit line or crosswalk (or before the intersection if neither exists), then check all directions and go when it’s safe.
At night, you turn onto an unfamiliar road and notice that the reflectors on the pavement ahead shine red in your headlights. What does this most likely mean?
A traffic signal ahead is red; slow down and stop at it
You are in a bike lane; move left into the traffic lane
The road ahead is closed for construction; keep going slowly
You are going the wrong way; when it is safe, back out or turn around
Show answer
Answer: D. You are going the wrong way; when it is safe, back out or turn around
Reflectors glowing red in your headlights at night mean you’re driving against traffic and risk a head-on collision. Once it’s safe, back out or turn around; DO NOT ENTER and WRONG WAY signs may also be posted.
Restated in our own words from the California Driver Handbook (DL 600, rev. 6/2025) and dmv.ca.gov. The handbook is licensed CC BY-NC 4.0, which bars commercial reuse, so we don’t reproduce it; we quote short phrases and link to it.