If a yellow panel with the message "Exit only" is on a highway sign, the lane below the sign will not continue through the interchange. Instead, the lane will go off of the roadway to form a ramp. If you are in a lane directly under an "Exit only" sign, you may change lanes to move through the interchange or you must exit the highway.

You must stop for a school bus that is stopped with its red lights flashing whether it is on your side of the road, the opposite side of the road, or at an intersection you are approaching. If a bus is stopped without its lights flashing or its stop arm extended, drivers may pass with caution.

Bicyclists have the choice to ride on the roadway, on the shoulder of a road, in a bicycle lane, or on a sidewalk.

The amount of space you need to cross traffic depends on the road conditions, weather conditions, and oncoming traffic.

A green steady arrow means you may pass through the intersection in the direction that the arrow is pointing. Oncoming traffic is required to stop for turning traffic.

Regulatory signs are often rectangular and white with black markings and are used to indicate what things a driver must or must not do in a designated area. They may display speed limits, prohibit passing or turning, or clarify any other driving regulation.

If you become stranded in a snowstorm, the best thing to do is stay in your car and wait for help. You are most likely to be found if you don't leave your vehicle. Additionally, it may be unsafe to walk around outside in a snowstorm.

You should always reduce your speed and use extra caution when children are in the vicinity. They may fail to understand the danger and may run out in front of you without looking.

This sign indicates that a divided highway begins ahead. The road splits into two one-way roadways separated by a median or divider. You must keep to the right.

Crashes often occur when one driver does not see another vehicle or when a driver does something unexpected. Communicate with other drivers on the road to help prevent traffic crashes.

This sign indicates that the road ahead turns sharply to the right and then sharply to the left.

Warning signs are usually diamond-shaped and yellow with black lettering or symbols. They warn drivers about special situations or potential hazards ahead.

Arrows may be used to indicate which lanes should be used for specific purposes, such as driving straight or making a turn.

To prevent drowsiness on long trips, you should schedule regular stops. Give yourself time to rest and stretch, even if you are not feeling tired.

There are three general strategies for avoiding a collision: stopping, turning, or speeding up.

When passing another vehicle on a two-lane roadway, you must return to the right side of the roadway when there is enough room between you and the vehicle you have passed.

Many over-the-counter medications can affect your ability to drive safely. If you take medication, even a remedy for colds or allergies that is not prescribed, check the label for warnings about its effects. If you are unsure, ask your doctor or pharmacist about driving while on the medication.

As you prepare to make a right turn, you should get as far to the right side of the road as possible. Do not cut across lanes of traffic to perform any turn.

If your vehicle’s right wheels leave the pavement, don't panic. Take your foot off the accelerator and steer parallel to the road. Slow down and ease back onto the roadway by keeping both hands on the steering wheel and steering into the road’s right lane with a small turn of the steering wheel. Check for traffic around you before steering back onto the pavement.

Round signs warn drivers of an upcoming railroad crossing area. Drivers should use extra caution when approaching a railroad crossing.

This sign indicates that there is a railroad crossing on the road ahead. You should always slow down when approaching a railroad crossing. Trains cannot yield to cars, so you must let them pass before crossing the tracks.

You should always turn from the lane that is closest to the direction you want to go. Turn into the lane closest to your previous lane.

When turning onto a street with more than one lane moving in the direction that you are traveling, turn into the lane that is closest to your previous lane. Do not change lanes when turning.

By law, your vehicle’s headlights must be turned on from a half hour after sunset until a half hour before sunrise. You should use your high beams whenever there are no oncoming vehicles.

This sign indicates a low ground railroad crossing. Where this sign is present, railroad tracks cross the road at a steep slope and the bottom of low vehicles may drag or get caught on the tracks.