See if you can attend a service at Neveh Shalom Synagogue. You'll learn a few things about the customs and practices of the Jewish religion.
You'll have sightseeing choices galore in Paramaribo. Neveh Shalom Synagogue is a good place to kick off here, but there are lots of other interesting sights to consider. Maretraite Mall, Onafhankelijkheidsplein and Fort Zeelandia are not far from the Jewish house of worship and and will cap off your day nicely.