Temple Sinai of Massapequa is over fifty years old. founded in 1958, the reform Jewish temple offers a Sunday…More religious school that runs from 9AM to 1PM, in addition to services. Temple Sinai is known for its Shabbat Under the Stars service, held during summer on the nearby waterfront. </p> <p>Temple Sinai of Massapequa is also a member of SENSE, the South East Nassau Synagogue Enterprise.</p>