Twelve foreign exchange students attending Mountain Valley High School in Rumford introduced themselves to the Regional School Unit 10 board of directors on Tuesday. From left are Lara Zaenker, Germany; Hanna Ulidowski, Poland; Clelia Rodondi, Italy; Sebino Heemskerk, Netherlands; Tayane Aquino, Brazil; Hinako Okawa, Japan; Hannah Urmoneit, Germany; Daniyar Sabirov, Kazakhstan; Guido Munoz, Spain; Hamidou Haidara, Mali; Victor Boulanger, France; and Hyun-Woo Koh, South Korea. Marianne Hutchinson/Rumford Falls Times