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  2. Bayley Scales of Infant Development - Wikipedia

    en.wikipedia.org/wiki/Bayley_Scales_of_Infant...

    The Bayley Scales of Infant and Toddler Development (version 4 was released September 2019) is a standard series of measurements originally developed by psychologist Nancy Bayley used primarily to assess the development of infants and toddlers, ages 1–42 months. [1]

  3. Psychoanalytic infant observation - Wikipedia

    en.wikipedia.org/wiki/Psychoanalytic_infant...

    Esther Bick's 1964 paper ‘Notes on infant observation in psycho-analytic training’ set out the model of infant observation and her view of how much can be learned from it — how to observe, the nature of early infantile anxiety, especially the baby's apparent fear of ‘falling to bits’, the impact of maternal anxiety and postnatal ...

  4. Child development stages - Wikipedia

    en.wikipedia.org/wiki/Child_development_stages

    Forms rectangle from two triangular cuts. Builds steps with set of small blocks. Understands concept of same shape, same size. Sorts objects on the basis of two dimensions, such as color and form. Sorts a variety of objects so that all things in the group have a single common feature (classification skill: all are food items or boats or animals).

  5. Block design test - Wikipedia

    en.wikipedia.org/wiki/Block_design_test

    A block design test is a subtest on many IQ test batteries used as part of assessment of human intelligence. It is thought to tap spatial visualization ability and motor skill . The test-taker uses hand movements to rearrange blocks that have various color patterns on different sides to match a pattern.

  6. Block-stacking problem - Wikipedia

    en.wikipedia.org/wiki/Block-stacking_problem

    The first nine blocks in the solution to the single-wide block-stacking problem with the overhangs indicated. In statics, the block-stacking problem (sometimes known as The Leaning Tower of Lire (Johnson 1955), also the book-stacking problem, or a number of other similar terms) is a puzzle concerning the stacking of blocks at the edge of a table.

  7. Blocking (statistics) - Wikipedia

    en.wikipedia.org/wiki/Blocking_(statistics)

    The model for a randomized block design with one nuisance variable is = + + + where Y ij is any observation for which X 1 = i and X 2 = j X 1 is the primary factor X 2 is the blocking factor μ is the general location parameter (i.e., the mean)

  8. Visual cliff - Wikipedia

    en.wikipedia.org/wiki/Visual_cliff

    The ability for cows to perceive a visual cliff was tested by NA Arnold et al. Twelve dairy heifers were exposed to a visual cliff in the form of a milking pit while walking through a milking facility. Over this five-day experiment the heifers’ heart rates were measured along with the number of times they stopped throughout the milking facility.

  9. File:Block stacking problem.svg - Wikipedia

    en.wikipedia.org/wiki/File:Block_stacking...

    Add dashed line to indicate the end of the top block. 17:44, 12 June 2020: 512 × 384 (94 KB) Cmglee: Move labels to the left and nearer to their dimension arrows. 09:14, 28 October 2018: 512 × 367 (94 KB) Colt browning: fix veiwbox: 08:51, 28 October 2018: 512 × 370 (94 KB) Colt browning: added ticks and label for 9th block: 16:51, 6 ...