Quintessence spare inner 4
$5.28
Quintessence spare equator a
$11.56
Quintessence spare equator b
Quintessence spare spine
$5.74
Neo-riemannian Tonnetz torus
$171.05
Holonomy octahedron
$41.36
Holonomy dodecahedron
$99.70
Continental drift puzzle (colour globe tile caps)
$835.90
Degrees of freedom puzzle solutions
$62.55
Continental drift puzzle (flat tiles)
$185.68
Continental drift puzzle (plain globe tiles)
$170.77
Continental drift puzzle (colour globe tile bases)
$114.56
Extensor grabber accessories
$84.69
Twisty cube mechanism faces and core
$46.63
Twisty cube mechanism edges
$57.26
Twisty cube mechanism corners
$32.83
Squaring the circle illusion
$32.84
Genus two holonomy maze rooks
$16.94
Holonomy genus two surface (rook sold separately)
$185.64
Holonomy genus two panels 1
$69.14
Holonomy genus two panels 2
$69.12
Impossible Triangle (helix)
$15.89
Impossible Triangle (tilted planes)
$36.02
LIGHT Shadow (stereographic projection)
$28.59
One tile for the helix cube puzzle
$14.80
Helix cube puzzle prototype half frame
$82.73
Johnson solids
$880.46
Archimedean Solids (Checkerboard)
$203.69
Platonic solids (one windowed face)
$32.97
Prisms and antiprisms
$90.40
Surfaces of genus one, two and three
$17.48
Comma symmetry sphere *432 (no markings)
$9.22
Cube (stereographic projection)
$13.91
Curvature surfaces
$33.00
Octahedron (stereographic projection)
$15.09
Cube with half-kite panel
$16.43
Half 24-cell (double size)
$34.23
Helicoid frame
$19.32
Cube with kite panel
$17.61
Two circles frame
$6.17
Trefoil spine (spine only)
$35.12
Cube with all half-kite panels
$95.38
Trefoil knot
$11.45
(4,3,2) triangle tiling (stereographic projection)
$24.32
Cube with all kite panels
$80.12
Pseudosphere with (7,3,2) tiling
$15.16
Gyroid chunk frame
$26.07
Saddle frame
$6.00