Search results

...twisting property, they are often given as examples of simple [[origami]] toys. The kaleidocycle is sometimes called a '''flexahedron''' in analogy to the Wallace Walker coined the word ''kaleidocycle'' in the 1950s from the Greek ''kalos'' (beautiful), ''eidos'' (form), and ''kyklos'' (rin ...

...7–268. {{doi|10.1037/h0062718}}</ref> Several experiments conducted in the 1950s found reason to refute this theory, demonstrating SAB to be a stimulus-base ...ef name=":6"/> However, the 18-month-old infants did alternate between the toys, curiosity motivating them to try the toy they had not chosen (the novel to ...

In the 1950s, flywheel-powered buses, known as [[gyrobus]]es, were used in [[Yverdon]] ( === Toys === ...