At your daughter's age she is developing skills in problem solving, cause and effect, and other cognitive activities. She is probably enjoying things like pouring things into containers (pots, boxes, etc.), dumping them out, seeing what fits, seeing what happens when she makes one thing interact with another, etc. These are typical skills for a toddler to develop.
At her age, dolls can be very useful toys for developing receptive language if you play with the dolls with her. Give her directions, offer choices, etc. all in a play context (having a tea party, having a picnic, going to the park, etc.).
As to electronic toys, the American Academy of Pediatrics recommends no screentime (phone, tablet, tv, etc.) for children under 2 years of age:
Here is the Mayo Clinic's fact sheet on the impact of screentime on children:
I work as an Early Intervention Speech Language Pathologist in the birth-36 month population.