If you are teaching in the United States, U.S. government agencies can provide L1 resources on various aspects of daily life & citizenship.
You can sometimes find free bilingual ebooks and free bilingual handouts in PDF format online.
Here is a good search strategy:
You can also make it very specific:
Sample Search:
You can also use a good search engine to find additional government resources for L1 & bilingual materials on citizenship & consumer info:
Search Strategy: site:.gov language [your language] [what you need]
Sample Search #1: site:.gov language russian
Sample Search #2: site:.gov language russian "consumer health"