Revell is the well-known brand name today used by two distinct manufacturers of scale plastic models. The original American Revell eventually merged with Monogram. In 2007, American Revll was purchased by Hobbico. By contrast, Eurpoean Revell Germany seperated from the American company in 2006 until Hobbico purchased it, bringing the two back together again under the same company umbrella.
Revell Germany uses a difficulty scale that ranges from 1 to 5. Except for skill-level 1, all kits require paint and glue for assembly, with number of parts determining the level of difficulty: