No, not at all
All that's really required to make any piece of stringed jewelry is beads and a string.
Components
Bead board (optional but helpful): Board with multiple "U" shaped grooves of different length where you can lay out the individual beads in a pattern, and see what they look like together before stringing. Also helps to keep the order of the beads so you can just start mindlessly stringing once you've laid out your pattern.
Line: anything to string your beads on. could be Jewelry line, jewelry wire, satin cord, hemp, etc.
Beads: various types
Spring (optional but helpful): clamps to the end of the jewelry wire/line so that the beads you just put on don't fall off the other end. Could probably buy one at any craft supply store.
Seed Beads (optional): just filler beads that go in between featured beads. They're very tiny. In my picture, the maiden strand has white seed beads between the blue and pink crystals. But they're not necessary, as the "seed beads" I chose for the crone strand are all just tiny swarovsky crystals. It all depends on what you want to use in your design (enter the artist mentality here - be the creator).
Cones (optional): brings multiple strands together before the clasp (see picture of headdress).
Clasp (optional for the headdress, but needed for necklaces, bracelets, etc): fix to the ends to hold beads in place and allow the piece to be opened and closed (there is no clasp on the headdress).
Hardware
pliers: help to finish the ends by helping to attach the wire to the clasp by wraping it around the proper end. rounded nose pliers can help open up "o" ring type clasps without distorting the shape of the ring. needle nose pliers are good for crimping the ends of crimp-type clasps (I don't know what they're really called) to satin cord (if you're using cord material in place of jewelry line or wire). you really only need pliers for finishing the project, after designing and stringing.
Remember that the clasp will add length to the end of your project, so plan accordingly.
My 2 year old makes awesome necklaces stringing wooden beads on a hemp strand, which we then tie at the ends to hold beads in place, then tie the ends together to make her necklace. This is a good example of basic beading theory. Like any experience, once you understand this you can take it in any direction you want.
Feel free to ask more questions or for further clarification, I'll be happy to answer.