Inclusion Criteria:  having been diagnosed with CP in the health committee being between 9-15 years of age, having a mental level as "normal" (in terms of compliance with the exercises) being in Gross Motor Function Classification System (GMFSC) Level I-II being in Manual Ability Classification System (MACS) Level I-II being in Communication Function Classification System (CFSS) Level I (communication method is speech).  Exclusion Criteria:  having a mental retardation having severe vision impairment underwenting Botulinum Toxin (BOTOX) injection or surgery affecting lower extremities in the last 6 months.