Twelve (Luke 2:42-47).
He was in the temple reading and debating scripture with the rabbis and elders.
Jesus was 12 years old when he was lost in the temple.
Rabbis
At jesus time scripture were read from schrolls.
No he fulfilled it
No one. The incident is not in Scripture
Jesus was Jewish - he went to shul and studied with the rabbis the same as all the other Jewish boys of that time
quoted Scripture
It was even more impossible to perform than the rabbis' teaching of the law of Moses, being an enlargement of that law, and showing that man could please God only by faith in Jesus.
Some significant events recorded in the Bible about Jesus as a child include his birth in Bethlehem, the visit of the Magi, his presentation at the temple, and his family's escape to Egypt to avoid King Herod's massacre of infants. Additionally, there is a story of Jesus at the age of 12 discussing scripture with teachers in the temple.
At the grave of Lazarus Jesus wept.
Scripture contains no record of Jesus teaching about colors.