Perler Beads Books: Fun Fusion Mega Idea Book III by Perler Beads. $4.45. Brand New Item / Unopened Product. Perler. PE-22745. 048533227457. Another mega book of great Perler bead ideas featuring more than 400 designs. Easy find categories are organized by theme: example: girls, boys, under the sea, sports, monsters, etc. Pegboard and beads are not included. Softcover: 23 pages. Made in USA.