Such differences in definitions and measurement of parent involvement make it difficult to assess cumulative knowledge across different studies. (cyc-net.org)
As part of an evolving R&D platform, this work is grounded in rigorous science, and embedded within a growing community of highly motivated change agents committed to shared learning, cumulative knowledge generation, and transformative child outcomes at the population level. (gse.harvard.edu)
For example, because subjects like math rely on cumulative knowledge, if students fail to grasp early concepts, you will see a ripple effect throughout the year, and possibly in future years of school as well. (performancematters.com)