the Lego website
The Hero Factory is a product manufactured by the Lego company. Instructions for this set are available on the Lego website.
Try searching it on the internet, and the website Mocpages has a lot.
MORPH is a bonus mindstorm model you can get on the Lego website
Lego.com
MegaBlox makes Halo sets. LEGO does not.
The Cartoon Network website offers the game which may have the instructions with it. Also the LEGO website offers instructions and games to play as well.
I will tell you a notable website the lego customer service by searching Building Instructions for "Takutanuva". That will answer the question with the correct answer.
After a lot of searching, I eventually found this website which appears to list all the Bionocle (plus others) instructions. Hope this helps......Here's the link...http://www.worldbricks.com/lego/lego-instructions/by-theme/bionicle
The instructions are under the episode 4-6 folder under this link: http://www.worldbricks.com/lego/lego-instructions/by-theme/star-wars
Building instructions for most, if not all, Star Wars LEGO sets can be downloaded from the Building Instructions area of the LEGO Customer Service website. Just select Star Wars from the drop box called "Select a brand" at this location: http://us.service.lego.com/en-US/BuildingInstructions/default.aspx
Lego Spongebob Squarepants products can be purchased directly through the official Lego website. The Lego shop provides product summaries, building instructions and even user reviews.