Sunday Seedling Pics - Comments? Advice?

Here are this Sunday's seedling pics. Fruit Punch, Snowbud and White Widow x Skunk #1
They are coming along but not as quickly as I would like.
Started showing some heat stress so I moved my light fixture up.
I'll be re-potting in 2 gallon pots this week.

How old are they?

26 days from seed.

26 days old.
Here are the other specs:

START TO GERMINATE: 10/29
PLANTED: 11/1
STRAINS: 1 Heavyweight Fruit Punch feminized; 2 White Widow x Skunk#1 regular; and 1 Akorn/aka Snowbud feminized.
SOURCE: Herbie's
LIGHTS: 400W MH
SOIL: Roots Organics Formula 707
NUTES: Alaska Fish, Azomite