This study aim to evaluate the effect of puppet show applied during subcutaneous injection to children aged 3-7 years with leukemia on the level of pain and fear experienced by children due to the intervention.

Before and during subcutaneous injection administration to the children in the study group There will be a puppet show. No distraction method will be applied to the children in the control group and the clinical A subcutaneous injection will be administered in accordance with the routine. Pain and fear assessment of children in both groups will be evaluated by the clinical nurse during the intervention.

Inclusion Criteria:

• Child <3 and >7 years old
• Medically unstable (dehydration, septic shock, sedation)
• Children who are being treated for leukemia in the Pediatric Hematology Service will be included in the study.

Exclusion Criteria:

• Not exposed to any other interventional procedure before (same day) subcutaneous intervention
• Not expressing any pain before subcutaneous intervention
• Heart rate to be within age-appropriate limits
• Wong-Baker Pain Rating Scale score of 0 in the evaluation performed before the subcutaneous intervention (5 minutes ago)
• Having a disability that cannot perceive the attempt and communicate (down syndrome, speech disorder, visual impairment)
• The child and family do not know Turkish