lego, octagons, tetrahedron, helixes, polyhedrons, eggbeaters, spirograph, meccano, whatchamacallits, zoetrope, gumdrop, miniature, parallelograms, contraptions, geodesic, lazy susan, lattices, hexagons, thingamajigs, armillary sphere, pinecone, gimbals, bedframe, erector, embroidery hoop, scotch tape, plasticine, daliesque, balsa wood, blobby, thermos bottle, horsehead, toadstool, toroid, dodecahedron, blackboard eraser, dreadnaught, tubelike, peapod, pentagons, zithers, luges, pyrex, wiggly, geodesic dome, metalic, cube, bobbin, double helix, breadboard, shapes, hyperbolic geometry, whizbang, mosiac, equilateral triangle, mobius strip, armillary, robotlike, pressboard, clawlike, hadrons, plumb bob, crenellations, tangram, treadles, pendulums, bentwood, cogwheels, whirlybirds, corbel, inchworm, rag rug, tesla coil, aerofoils, checkerboards, duckie, monads, trapezoids, matchsticks, papier, tyrannosaurus rex, tetris, origami, hatbox, flying saucer, lunar excursion module, matryoshka, gatling gun, tenons, spiderwebs, bedsprings, semicircles, wormholes, lightspeed, stereoscopes, rectangles, dollhouse, rhombus, crosspieces, thingamabob, brontosaurus, mousetrap