What is Easter and what is Good Friday?

( just wish to give a simple meaning)

Easter is about how Jesus died for our sins on the cross and then came back to life on the third day. We could call Easter Jesus’ Resurrection Day!
For Christians, Easter is the time when we remember what Jesus did for us—He died for our sins, came back to life and is now waiting for us in heaven!
Good Friday

Good Friday commemorates the crucifixion of Jesus.
It is the most solemn day in the Christian calendar. The dates of Good Friday, which vary each year, occur between March 20th and April 23rd. It falls on the last Friday before Easter. It is the pinnacle of the Holy Week. All Christians observe this day with great humility and reverence. It is this spirit of humility and reverence