This week, In their desert island STEM challenge, Year 6 had to make ink to write a message in a bottle. They only had items available that they could find on the island and the message had to be invisible (in case of passing pirates).
This week, In their desert island STEM challenge, Year 6 had to make ink to write a message in a bottle. They only had items available that they could find on the island and the message had to be invisible (in case of passing pirates).
