Second Trimester

• Week 14
  Baby practices using its lungs
• Week 15
  Baby can make a fist
• Week 16
  Baby reaches 100g in weight
• Week 17
  Baby practices blinking
• Week 18
  Bones begin to harden
• Week 19
  Baby can hiccup!
• Week 20
  Baby sleeps and wakes
• Week 21
  Halfway there!
• Week 22
  Baby responds to outside noise
• Week 23
  Downy hair covers baby's body
• Week 24
  You can hear baby's heartbeat
• Week 25
  Baby may suck its thumb
• Week 26
  Eyebrows and eyelashes appear