Japanese Particle Lesson: ya Particle Means And (や)

Wai(^_^)/ hello learners, glad to see you again, how are you all? I think you alright and ready to learn a new particle lesson today, don't you? Jaa kyou no joshi wa や desu, the particle today is や, や particle is similar to と particle we learned yesterday, both they mean "and" in English, but there is a little difference between them. If you use や It implies that there may be other things that