https://www.amazon.com/gp/product/B085LJMN5B/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 just random brand from amazon
Agreed. If she is just starting out, the Essentials Kit is a great place to start:
If she's been in the club at school for a bit, but is now ready to invest time and effort into the hobby, the she'll want her own Players Handbook:
If she is like any D&D gamer ever, an addition to an ever going dice collection is always nice:
Finally, if she is serious about D&D and looking into running her own games as the dungeon-master, and you're really willing to invest in her hobby, there is the beautiful Core Rulebooks Gift Set (which includes the Players Handbook listed about), which will make her the envy of any gamer out there: