Science labs are often either integrated as components of larger lecture courses (lab sections) or comprise the entirety of smaller lab courses. In both scenarios it is worth defining what the labs are meant to achieve before selecting an online alternative. Below are three possible scenarios based on the focus of the labs. Since your labs are likely a combination of these scenarios then you could likewise combine these recommendations keeping in mind the appropriate level of time commitment for the combined activities.
This page was adapted from The Bok Center, "Remote Labs," https://bokcenter.harvard.edu/remote-labs, retrieved March 10, 2020; American Conference of Academic Deans (ACAD) Members' Discussion List. Remote Learning: Online STEM Laboratories, April 19, 2020.