You can see by this photo that the foyer has a lot of light and the bedrooms are right off of it.
Block light around door.
Blackout curtains or shades.
I have them on the windows in my bedroom it can be bright and sunny outside and completely dark in my bedroom because of them.
Check out how to make your own french inspired boxy door draft or light blocker.
Focus on blocking light and sound first covering windows masking and absorbing noises and blocking air leaks from around windows or doors.
With heating costs going through the roof here s an easy way to keep heat from slipping out your doors too.
Visit your local home goods store for blackout blinds which help prevent any light from entering the room.
Adjust the door threshold with a no.
Move it up or down until the door closes smoothly with no light seeping through.
Cut a new length of stripping to fit into the groove and either nail it or stick it.
Pull the old stripping off and clean the door casing with rubbing alcohol to make a smooth dust free surface for the new stripping to adhere to easily.
Install the blinds before adding anything else to your window like curtains.
Install blackout blinds that are mounted to your windows.
I found that by blocking the light coming from under the door helped a lot with sleep.
Take 30 minutes and replace the weather stripping and door sweeps around your steel entry doors.
Purchase blinds that are 1 2 in 1 3 cm or so smaller than the width of your window but long enough to cover the entire window.
Roller shades naturally have large gaps to the sides of the fabric so these light blocking strips are the perfect solution for maximum light control.