Be sure to let your Greeter, Laura, know if you have questions about upgrading. Does your grandmother have a profile so we can see her details?
You may want to look at https://www.familysearch.org/search/record/results?q.givenName=jennie&q.surname=vandermeer&m.defaultFacets=on&m.queryRequireDefault=on&m.facetNestCollectionInCategory=on&count=20&offset=0 . If you know the name(s) of spouse and/or children, you might be able to limit the possibilities.
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Found 6 profiles on Find-A-Grave matching a Jennie Vandermeer; most seem to be in Michigan. You will need to provide more info about dates, locations, siblings or parents to further the research.