Seven-year-olds who had difficulty understanding 1st-grade work received one of two forms of small-group instruction. Half of the children were randomly assigned to receive four months of instruction in recognizing, comprehending, and reproducing both logical and arbitrary patterns (sequences) involving numbers, letters, shapes, colors,…

Kindergartners who had been taught to classify serials and conserve numbers through learning set procedures were retested one year later and compared with control children. Significant cognitive gains initially resulting from special intervention increased. (Author/BB)