In some states, an additional specialization in ESL/ELL is required. Cascadian Summer Solstice II festival at Red Hawk Avalon in Pe Ell, Washington. Those who are learning English are often referred to as English language learners (ELL). Heliopolis and Leontopolis (now ell el-Muqdam) were the primary cult centres. Also, many school districts frown upon taking the appropriate steps to diagnosing ELL students. The now obsolete length unit ell relates closely to the elbow. The Scottish ell () is approximately . There are various forms of ELL instruction. The standard width was a Flemish ell of 27 inches. Continuing product development brought the company new successes as w ell. The Viking ell or primitive ell was used in Iceland up to the 13th century. The medieval "ell" was abandoned in part because its value could not be standardised. Azerbaijan issued a postage stamp dedicated to Azerbaijan's victory with Ell & Nikki at Eurovision. "Running Scared" by Ell & Nikki in 2011. First, a grave some one-and-a-half ell deep was dug.