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EBP Compendium: Summary of Systematic Review

Institute of Education Sciences
Ready, Set, Leap!®

IES What Works Clearinghouse Intervention Report.

Indicators of Review Quality:

The review addresses a clearly focused question No
Criteria for inclusion of studies are provided No
Search strategy is described in sufficient detail for replication No
Included studies are assessed for study quality Yes
Quality assessments are reproducible Yes

Description: This is a systematic review of studies meeting the What Works Clearinghouse (WWC) evidence standards investigating the effectiveness of an integrated reading-language program, Ready, Set, Leap® on the literacy and language skills of preschool children. The effectiveness of the intervention was categorized as Meets Evidence Standards, Meets Evidence Standards with Reservation or Does Not Meet Evidence Standard based on the WWC classification system. Well-designed randomized controlled trials are considered strong evidence (Meets Evidence Standards), quasi-experimental studies are considered weaker evidence (Meets Evidence Standards with Reservations) and single-case design studies are considered insufficient evidence or under development (Does Not Meet Evidence Standards).

Question(s) Addressed:

Question not specifically stated.

Population: Preschool children

Intervention/Assessment: Ready, Set, Leap! (preschool curriculum which focuses on early reading skills)

Number of Studies Included: 2

Years Included: Not stated



  • Treatment
    • Language
      • Reading
        • Integrated Reading-Language Treatment - Two studies included in this review met the WWC criteria for Meets Evidence Standards. "Based on these two studies, the WWC considers the extent of evidence for Ready, Set, Leap!® to be medium to large for oral language, print knowledge, and phonological processing, and small for early reading/writing and math" (p.1).

Keywords: Literacy

Access the Review

Added to Compendium: March 2012

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