Grade-appropriate is a term commonly used to describe learning materials or activities that are suitable for a specific grade level. However, there are several synonyms that can be used to convey the same meaning of being appropriate for a certain grade level. Some of these synonyms include age-appropriate, level-appropriate, skill-appropriate, ability-appropriate, and developmentally appropriate. Each of these synonyms uses a different aspect of the learners' characteristics to determine what is suitable for them. When choosing learning materials or activities for a certain grade level, it is essential to consider the students' age, skills, and abilities to ensure their engagement, motivation, and learning outcomes.