Exit at Exit 4 of Shanghai Zoo Station on Subway Line 10. Right after exiting, you'll see the ticket checkpoint of Shanghai Zoo. After getting your ticket, enter the park and walk straight for a while, passing by some animal exhibits. Continue walking, and you'll come across the Science Education Hall. Turn left at the Science Education Hall. After walking for a bit, you'll see a large lawn. The Ferris wheel is right in front of the lawn, where you can take photos.