Welcome to the community.
So making a shrimp habitat takes some time, mainly due to the need for a tank to mature, and develop microorganisms. Additionally it would also need to be cycled.
To get a base for the project, start with the article in my signature.
Getting started. It will be a great resource to create a foundation to build a shrimp tank upon.
You can go to Invertebrates here
Freshwater & Brackish - Invertebrates - Aquarium Advice - Aquarium Forum Community
To start learning more information about keeping shrimp.
You can use the search feature to check for other information which might interest you.
Cycling a tank can take up to 2 months. There is the option to use healthy media from a filter of a FW aquarium keeper to have a colony of BB aka Beneficial Bacteria. The BB will help take care of uneaten food and waste.
As a side note, this a not hard to do but is a quite involved process.
Is this somewhat complex gift something your mother would want?
Considering the care and commitment connected to it? As with all pets, make sure the person receiving it is prepared and understands the commitment of keeping living creatures in optimum conditions.
Happy you found us!!!