Celebrating their American citizenship at a ceremony on Wednesday at the Children’s Museum & Theatre of Maine are, from left, Abdirahim Mohamed, 13; Ilyas Mohamed, 5; Fathi Mohamed, 3; and Shamsudin Mohamed, 7, all of Portland.

More than 30 children of immigrants from Somalia and one child from China, along with their families, took part in the ceremony sponsored by U.S. Citizenship and Immigration Services.