There are many reasons why five-year-old children have bumps or pimples on their faces, such as eczema, contact dermatitis, drug rash, fungal infection, folliculitis and other causes. 1. Eczema: Inflammatory skin reactions caused by internal and external stimuli can lead to eczema of the skin, which may lead to skin erythema, pimples, blisters, itching and so on, and so may lead to pimples on the face of a five-year-old child. 2. Contact dermatitis: Skin contact with sensitizing substances can cause an allergic reaction, leading to atopic dermatitis, which can also cause bumps on the face of five-year-old children. 3. fungal infection: fungal infection caused by ringworm and other causes, can also cause five-year-old children face long bumps. 4. Folliculitis: Bacterial infection of the facial skin follicles can also lead to five-year-old children with bumps on the face. Five-year-old children with pimples on the face, there may be other reasons, you need to go to the regular hospital examination, clear cause, follow the doctor’s instructions for treatment.