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  2. P. K. Srinivasan - Wikipedia

    en.wikipedia.org/wiki/P._K._Srinivasan

    He displayed the same missionary zeal in making classroom education and teaching of English and mathematics in particular a matter of fun and curiosity among the low-mark scoring students as well. In addition, he was the founder and the curator-director of Ramanujan Museum & Math Education Centre [ 1 ] which he helped establish in 1993.

  3. Bouba/kiki effect - Wikipedia

    en.wikipedia.org/wiki/Bouba/kiki_effect

    The bouba–kiki effect (/ ˈ b uː b ə ˈ k iː k iː /) or takete–maluma phenomenon [1] [2] [3] is a non-arbitrary mental association between certain speech sounds and certain visual shapes. The most typical research finding is that people, when presented with nonsense words , tend to associate certain ones (like bouba and maluma ) with a ...

  4. National Council of Educational Research and Training

    en.wikipedia.org/wiki/National_Council_of...

    Dr. Dinesh Prasad Saklani is the director of NCERT since 2022. [2] In 2023, NCERT constituted a 19-member committee, including author and Infosys Foundation chair Sudha Murthy, singer Shankar Mahadevan, and Manjul Bhargava to finalize the curriculum, textbooks and learning material for classes 3 to 12. [4]

  5. Third grade - Wikipedia

    en.wikipedia.org/wiki/Third_grade

    Third grade (also 3rd Grade or Grade 3) is the third year of formal or compulsory education. It is the third year of primary school . Children in third grade are usually 8–9 years old.

  6. List of mathematical shapes - Wikipedia

    en.wikipedia.org/wiki/List_of_mathematical_shapes

    Peak, an (n-3)-dimensional element For example, in a polyhedron (3-dimensional polytope), a face is a facet, an edge is a ridge, and a vertex is a peak. Vertex figure : not itself an element of a polytope, but a diagram showing how the elements meet.

  7. Congruence (geometry) - Wikipedia

    en.wikipedia.org/wiki/Congruence_(geometry)

    In geometry, two figures or objects are congruent if they have the same shape and size, or if one has the same shape and size as the mirror image of the other. [ 1 ] More formally, two sets of points are called congruent if, and only if, one can be transformed into the other by an isometry , i.e., a combination of rigid motions , namely a ...

  8. Tangram - Wikipedia

    en.wikipedia.org/wiki/Tangram

    The tangram (Chinese: 七巧板; pinyin: qīqiǎobǎn; lit. 'seven boards of skill') is a dissection puzzle consisting of seven flat polygons, called tans, which are put together to form shapes. The objective is to replicate a pattern (given only an outline) generally found in a puzzle book using all seven pieces without overlap.

  9. Glossary of shapes with metaphorical names - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_shapes_with...

    O-shape, the shape that resembles the capital letter O. O-ring; P-shape, the shape that resembles the capital letter P. P-trap, a P-shaped pipe under a sink or basin; Pi-shape, the shape that resembles the Greek capital letter Π. Π topology in electronic filter design; Q-shape, the shape that resembles the capital letter Q; R-shape, the shape ...