Cookie and the Most Mysterious Mystery in the World. In this third adventure; Cookie finds mysteries everywhere - but can she solve them; and save the science show?
 
Hurray; Cookie's Nani is coming to stay from Bangladesh! But she doesn't speak English and Cookie is the only one in the family who doesn't speak Bengali. Luckily; science-mad Cookie realises that her coding lessons at school might help her crack the language code and help her bond with Nani.
 
Other mysteries are harder to solve; though - like; why is Jake's mum acting so weird? Who is the mystery gamer who keeps levelling-up in Cookie's computer game? And who is the Woodburn Hacker; who keeps posting teachers' secrets on the school website? Why does it look like it might be Cookie herself?
 
Can Cookie solve these mysteries; clear her name and save the science show?
 
length 2hrs 55min