Sure,
I use smooth-on products.
Here are links.
http://www.smooth-on.com/Silicone-Rubbe ... catdepth=1Look for moldmax 30 trial size. That's plenty to make molds with to start
For the resin, I use urethane plastic.
http://www.smooth-on.com/Urethane-Plast ... catdepth=1again, trial size smoothcast 300 trial. or 305 trial none of the super fast set stuff, that stuff sets WAY too fast.
You'd need legos to build your mold frame
non drying plastic sculpting clay. (not silicone)
a .1 gram accurate scale (perferably a scientific scale with a zeroing function)
some paper cups
some popsicle sticks to stir with
green stuff for making your prototype.