Onkologia-Dziecięca.pl is a Polish educational portal dedicated to pediatric oncology and hematology, operating under the patronage of the Polish Society of Pediatric Oncology and Hematology. It provides reliable information on childhood cancers, diagnostics, treatment options, and specialized medical centers, as well as a clinical trials search tool that helps patients access modern therapies. The portal is aimed at families and caregivers of children and adolescents with cancer, as well as healthcare professionals, supporting them in understanding treatment options, current research, and standards of care.