the glow stick is for early poptropica and it is in the well in the old part of early poptropica
on the far right
there is no glow stick on astro knights poptropica but there is one on early poptropica which you will find on the left side of the well.
There is no glowstick. The glowing green tube is a "fuel rod" for the Excalibur. It is broken and you have to find a new one. (see the related question)
There are no bird eggs in astro knights island.
You do not get or use a bucket on Astro Knights Island.
There is no treasure chest on Astro Knights Island.
no there is not a cheat to get past the dragon on astro knights
There's a lock under the hay in Astro Knights
How do you talk to the girl in the hay loft at astro knights island?
In the library.
its in the fountain
at these coordinates X:73 Y:83
For hints only, see the Poptropica blog (related link). To see all questions about Astro Knights Island, type Astro Knights in the ask bar above. For a complete solution, see the related question.