Claims

The Building Blocks pre-K implementation showed positive effects on pre-K mathematics (ES=.72) and kindergarten language competencies, with stronger first-grade effects for those with follow-through

Claim · All claims
Evidence · 1 study · causal r2 · q3 · i3 large
Currency · newest study 2013 · checked against its sources 2026-11-01 (automated, 1 of 1 entry) · not reviewed by a person

Subclaims

Reading the evidence codes

q is the design tier, i the impact, n the sample, and the kind with its r the rigour judged within that kind: what each code means.

This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.

q3 i3 The Building Blocks pre-K implementation showed a positive effect on pre-K mathematics achievement of ES=.72. → Douglas H. Clements 2013 q3 i1 End-of-first-grade mathematics achievement effects were ES=.28 for pre-K TRIAD only and ES=.51 for those who also experienced the TRIAD Follow-Through component in kindergarten and first grade. → Douglas H. Clements 2013

Evidence

Douglas H. Clements 2013

Douglas H. Clements, Julie Sarama, Carolyn Layzer, Fatih Unlu, Christopher B. Wolfe, Mary Elaine Spitler. (2013). Longitudinal evaluation of a scale-up model for teaching mathematics with trajectories and technologies: Persistence of effects three years after the treatment. SREE Spring 2013 Conference Abstract. https://eric.ed.gov/?id=ED563385

q3 · i3 · causal · r2

Legacy results from the authors' earlier evaluations of the same intervention (cited as Authors, 2008, 2009, 2011), reported in the Background section. The printed effect sizes are ES=.72 for pre-K mathematics and ES=.13, .16, .29, .36 for kindergarten language competencies; the first-grade follow-through contrast (ES=.28 vs ES=.51) is printed in the same Background passage.

"Our implementation of this model with the Building Blocks pre-K math curriculum has shown positive effects on pre-K mathematics (ES=.72) and on kindergarten language competencies (ES=.13, .16, .29, .36)"

Discussion

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