Blossoms is located at Kingsdown Special Needs school in Southend. Full address: Kingsdown school, Snakes Ln, Southend-on-Sea, SS2 6XT. What three words: doing. paints. last When you enter the school gate's, follow the drive way down and do not go to the main entrance (see image) Park along the green fences and from there you will be able to see further directional signage and balloons.