Mr.A’s little newborn son Sam is now 4 months old, and is growing everyday. As are you.

Play the clip above and watch Lotte grow as she gets her portrait photo is taken throughout her life from when she is born until she turns 20 years old.

For your science lesson –  find 5 pictures of people from newspapers or magazines and stick them into your workbook in order from who you believe is the youngest person to the oldest. Underneath each picture write down how old you think each person is.

• Remember to take a look at your mealworm again today – how are they going? You will need to give them some fresh carrot again this week, and perhaps give them some fresh oats to live in too.