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A scrambled Rubik's Cube. Optimal solutions for the Rubik's Cube are solutions that are the shortest in some sense. There are two common ways to measure the length of a solution.
The original Rubik's cube was a mechanical 3×3×3 cube puzzle invented in 1974 by the Hungarian sculptor and professor of architecture Ernő Rubik.Extensions of the Rubik's cube have been around for a long time and come in both hardware and software forms.
The Cosmic Background Explorer (COBE / ˈ k oʊ b i / KOH-bee), also referred to as Explorer 66, was a NASA satellite dedicated to cosmology, which operated from 1989 to 1993.Its goals were to investigate the cosmic microwave background radiation (CMB or CMBR) of the universe and provide measurements that would help shape the understanding of the cosmos.
The following are the current official speedcubing world records approved by the WCA. [4]Note: For averages of 5 solves, the best time and the worst time are dropped, and the mean of the remaining 3 solves is taken.
A speedcubing competition. Speedcubing, also referred to as speedsolving, is a competitive mind sport centered around the rapid solving of various combination puzzles.The most prominent puzzle in this category is the 3×3×3 puzzle, commonly known as the Rubik's Cube.
Rubric can also mean the red ink or paint used to make rubrics, or the pigment used to make it. [2] Although red was most often used, other colours came into use from the late Middle Ages onwards, and the word rubric was used for these also. Medievalists can use patterns of rubrication to help identify textual traditions.
Cobe Trophy Race, an auto race held in 1910 and 1911; People with the name. Harry Cobe (1885–1966), American racecar driver; Cobe Jones (1907–1969), Major League ...
Holistic rubrics provide an overall rating for a piece of work, considering all aspects. Analytic rubrics evaluate various dimensions or components separately. Developmental rubrics, a subset of analytical rubrics, facilitate assessment, instructional design, and transformative learning through multiple dimensions of developmental successions.