The ISS is an extremely complex structure and at first glance it can be intimidating.
View Activity →Earth to Principia
Principia Space Diary
Activity 2.3
Budding young coders and mathematicians will enjoy this challenging activity. A message from space has arrived at Mission Control so students will need to work carefully to decode it. Use the Zappar App to access the answers.
![Earth to Principia](https://discoverydiaries.org/wp-content/uploads/2019/03/Principia-Space-Diary-201716-600x426.jpg)
Support Materials
Video
![helen sharman, astronauts, principia space diary](https://discoverydiaries.org/wp-content/uploads/2019/03/helen-sharman-principia-space-diary-astronauts-1200x600.jpg)
Helen Sharman on how astronauts communicate in space
Download Helen Sharman on how astronauts communicate in space ↓Multimedia Downloads
Solution: Earth to Principia (119.45 KB jpg) ↓Links
More Activities
Your New Home
Draw Your Own ISS
Get to know your new home! Draw a diagram of the ISS and colour-code the different parts.
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