Name: Grind Boots Price: 2,000 bolts Found: Blarg Station Nebula
You see those metal lines that curve? After you get the Grind Boots you can grind on those. The Grind Boots are essential to Ratchet & Clank's style and they help access new areas.
The Heli-Pack will help you glide, which is enough in it's own. Another thing that the Heli-Pack is good for is High Jumping, something you will probably use as much, if not more, than gliding itself.
Name: Hologuise Price: N/A Found: Planet Kalebo III
Have you ever wanted to be one of those robots you see all of the time that somehow want you dead all of the time, as well? Well now you can! You can even wave to them to let them know that they can let you in their top secret areas!
Name: Metal Detector Price: N/A Found: Planet Batalia
Ever needed extra bolts? With this gadget, look on the bottom right-hand corner of the screen for a blinking exclamation point with a bolt on it. When you see this, start using that Metal Detector!
Name: Sonic Summoner Price: N/A Found: Planet Aridia
Interact with Sand Mice in their houses, who offer affective and aggressive tactical assistance. They will fire at every enemy in sight for a short period of time.
Used kind of like Spiderman's webbing; You can swing from platform to platform, that is if there is a "hook" above it. "Hooks" are either Green or Yellow. Green hooks will release you as you reach them, and Yellow will allow you to swing back and forth for as long as you like.
An upgraded version of the Heli-Pack. The High Jump isn't as high on the Thruster-Pack, however, the gliding the a lot better, and it introduces a new feature: Slamming. Slamming can be done while in air and pressing R1.