NASP Communiqu FDU Sch Psych. Contact Ron Dumont Ed. The task requires the child to make a two-dimensional construction while ignoring the third dimension.
Young children create designs using foam squares with sides of black or yellow.
Older children use three-dimensional blocks with sides that are black, yellow, black and yellow divided diagonally, and black and yellow divided vertically. Items begin as two-block patterns and increase to 9 block patterns. The Pattern Construction subtest contains a total of 26 items. There is a typographical error on p. 221 in at least some printings of the Manual. The starting-point samples are wrong for two ages and should be the same as above and the same as those shown on p. 210 and in the protocol.