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To view information on the strategy, click on underlined text to link to Teacher Practical Guidance (TPG)

Rank Order Effect- Size Achievement
Gain 		Strategy Category
1 1.34 41% Collective Teacher Efficacy (Collaboration) Assessment & Planning
2 1.29 40% Teacher High Expectations (Positive Estimate of Student Achievement) Assessment & Planning
3 1.06 35% Teacher Responsiveness (Immediacy) Strategy
4 1.04 35% Process Science Instruction (Conceptual Change) Content
6 0.99 33% Micro-Teaching (Video Review of Lessons) Technology
7 0.98 33% Outcome-Based Education (OBE) Strategy
8 0.97 33% Phonics Instruction (Science of Reading) Content
9 0.96 33% IQ & Achievement Assessment & Planning
10 0.95 33% Lesson Design Assessment & Planning
11 0.93 32% Jigsaw Method Strategy
12 0.92 32% Analogy (Storytelling) Strategy
12 0.92 32% Constructivist Teaching (Cognitive Developmental Knowledge) Strategy
13 0.89 31% Math Reasoning Instruction (Conceptual Math) Content
14 0.88 31% Class Debate Strategy
15 0.87 30% Teacher Clarity (Instructions) Strategy
16 0.86 30% Blended Learning (Flipped Classrooms) Technology
17 0.85 30% Note taking, Outlining & Summarizing Strategy
18 0.84 29% Phonemic Awareness Content
19 0.83 29% Student Planning (Predicting) Strategy
20 0.82 29% Decreasing Disruptive Behavior Strategy
21 0.81 29% Student Self-Assessment (Reflection) Student
22 0.80 28% Repeated Reading Strategy
23 0.79 28% Critical Thinking Strategy
24 0.78 28% Project Based Learning (PBL) Strategy
24 0.78 28% STEM Instruction (Labs) Content
25 0.77 28% Student Effort (Engagement) Student
25 0.77 28% Second Language Learning Content
26 0.76 27% Study Abroad External
27 0.75 27% Transfer Strategies (Application of Learning) Strategy
28 0.74 27% Reciprocal Teaching Strategy
29 0.73 26% MTSS / RTI Assessment & Planning
29 0.73 26% Math Procedures (Procedural Math) Content
30 0.72 26% Reading Intervention Content
31 0.71 26% Deliberate Practice & Memorization (Rehearsal) Strategy
32 0.70 26% Digital Writing Instruction Technology
33 0.68 25% Digital Second Language Instruction Technology
34 0.67 25% Student Self-Efficacy (GRIT ) Student
34 0.67 25% Visual Perception Learning Strategy
34 0.67 25% Mastery Learning (Explicit Instruction & Competency Based) Strategy
35 0.66 24% Visual Models (Concept Mapping) Strategy
35 0.66 24% Peer Tutoring Strategy
35 0.66 24% Self-Control (Delayed Gratification) Student
35 0.66 24% Classroom Cohesion (Community) Strategy
35 0.66 26% Intervention (Students w/Learning Needs) Strategy
36 0.65 24% Mnemonics (Memory Retention) Strategy
36 0.65 24% Vocabulary Instruction Content
37 0.64 24% Prior Knowledge (KWL) Assessment & Planning
37 0.64 24% Success Criteria (Learning Intentions) Assessment & Planning
37 0.64 24% Working Memory Practice Strategy
38 0.63 23% Standardized Testing Assessment & Planning
38 0.63 23% Augmented Reality (AR) Technology
39 0.62 23% Studying Strategy
39 0.62 23% Cooperative Learning Strategy
39 0.62 23% Instructional Match (Differentiation) Assessment & Planning
40 0.60 23% Teacher Autonomy Strategy
40 0.60 23% Self-Directed Learning (Intrinsic Motivation ) Strategy
41 0.59 22% High Family SES (Socio-Economic Status) External
41 0.59 22% Drama Based Instruction Strategy
42 0.58 22% Comprehensive Math Instruction Content
42 0.58 22% Metacognition (Self-Verbalization) Strategy
43 0.57 21% Special Education Assistive Technology (AT) Technology
43 0.57 21% Comprehensive Reading Instruction Content
43 0.57 21% Positive Teacher-Student Relationship Student
44 0.56 21% Reading Comprehension Instruction Content
44 0.56 21% IPads & Touch Devices Technology
45 0.55 21% Acceleration (Strengths & Enrichment) Strategy
45 0.55 21% Positive Self-Concept Student
45 0.55 21% Virtual Reality (VR) Technology
46 0.54 20% Social & Emotional Learning (SEL) (Emotional Intelligence) Student
46 0.54 20% Montessori Strategy
47 0.53 20% Positive School Climate Assessment & Planning
47 0.53 20% Service Learning (Community Involvement) External
47 0.53 20% Spelling Instruction Content
47 0.53 20% Comprehensive Science Instruction Content
47 0.53 20% Math Digital Games Instruction Technology
48 0.52 20% Scaffolding (Gradual Release) Assessment & Planning
48 0.52 20% Inclusion (Mainstreaming) Strategy
48 0.52 20% Play-Based Opportunities (K-12) Strategy
48 0.52 20% Classroom Math Instruction in Small Groups Content
48 0.52 20% AI Digital Tutoring (Intelligence Tutoring Systems – ITS) Technology
49 0.51 19% Early Childhood Education (for at-risk students) Content
49 0.51 19% Fostering Creativity in the Classroom Content
49 0.51 19% Comprehensive Writing Instruction Content
50 0.50 19% Providing Student Feedback Assessment & Planning
51 0.49 18% Parental Expectations External
51 0.49 18% Self & Peer Assessment Assessment & Planning
51 0.49 18% Outdoor Adventure Programs External
51 0.49 18% Practice Testing (Retrieval Practice) Assessment & Planning
51 0.49 18% Inquiry Based Learning (IBL) Strategy
52 0.48 18% Teacher Professional Development (PD) Assessment & Planning
52 0.48 18% Exposure to Books and Reading Content
52 0.48 18% Robotics Technology
53 0.47 18% Reading Recovery Method Content
53 0.47 18% Time-on-Task Student
53 0.47 18% Reading Fluency Content
54 0.46 17% Coding Instruction Technology
54 0.46 17% Small Group Learning w/in Class Strategy
55 0.45 17% Student Sense of Belonging Student
55 0.45 17% Age within Class Student
56 0.44 16% Exercise & Fitness Content
57 0.43 16% Universal Design for Learning (UDL) Assessment & Planning
57 0.43 16% Matching Teaching to Learning Styles Assessment & Planning
58 0.41 16% Student Help Seeking Student
58 0.41 16% Advanced Organizers Strategy
59 0.40 16% Bilingual ELL Instruction Content
60 0.39 15% Formative Assessments Assessment & Planning
60 0.39 15% Curriculum Integration Content
60 0.39 15% Productive Failure (Errors) Strategy
60 0.39 15% Parental Literacy Programs External
60 0.39 15% Artificial Intelligence (AI) Technology
61 0.38 14% Math Manipulatives Content
61 0.38 14% Music Instruction Content
62 0.37 14% Parental Involvement with School External
63 0.36 13% Student Friendship Student
64 0.35 13% Professional Tutoring (Teacher) Strategy
64 0.35 13% Career Interventions External
65 0.33 13% Principal & School Leadership External
65 0.33 13% ADD / ADHD Medication External
65 0.33 13% School Size External
67 0.29 11% Homework Strategy
67 0.29 11% Digital Reading Instruction Technology
68 0.27 10% School Counseling External
68 0.27 10% Mindfulness Training Strategy
68 0.27 10% After-School Programs External
68 0.27 10% Teacher Feedback Assessment & Planning
69 0.25 9% Teacher Coaching Strategy
69 0.25 9% Building Quality External
69 0.25 9% Calculators Technology
69 0.25 10% Divorced vs. Non-Divorced Families External
70 0.24 9% Distance Education Technology
71 0.23 9% Religious Schools External
71 0.23 9% Art Instruction Content
71 0.23 9% Character Programs Content
72 0.22 8% Home Visiting External
72 0.22 8% Digital Tools in Science Technology
73 0.21 8% Technology Clickers Technology
73 0.21 8% Engaged Fathers vs. Disengaged Fathers External
74 0.20 8% School Finance External
75 0.19 7% Grading Assessment & Planning
76 0.18 7% Team Teaching Strategy
76 0.18 7% Teacher Mentoring Assessment & Planning
77 0.17 6% Summer School External
77 0.17 6% Positive Ethnic Identity Student
78 0.16 6% Whole School Improvement Programs Strategy
78 0.16 6% Single Gender Schools External
78 0.16 6% 1-to-1 Laptops Technology
79 0.14 5% Reducing Class Size External
79 0.14 5% Whole Language Literacy Approach Content
80 0.13 5% Extrinsic Motivation (Praise, Grades, Positive Reinforcement) Strategy
80 0.13 5% Teacher Subject Matter Knowledge Assessment & Planning
80 0.13 5% Home Schooling External
80 0.13 5% Vouchers External
80 0.13 5% Perceptual Motor Programs Content
80 0.13 5% Extracurricular Activities External
81 0.12 4% Initial Teacher Education External
82 0.11 4% Modifying School Calendar External
82 0.11 4% Teacher Evaluation (Accountability Systems) Assessment & Planning
82 0.11 4% Diversity of Student Body External
83 0.08 3% Tracking (Ability Grouping) Strategy
83 0.08 3% Background Music Strategy
84 0.07 2% Grammar Instruction Content
85 0.05 2% In vs. Out of Field Teaching External
86 0.04 1% Charter Schools External
86 0.04 1% Consolidation (Merge Schools) External
86 0.04 1% Free School Meals External
87 0.03 1% Lack of Sleep External
87 0.03 1% Student Perfectionism Student
88 0.02 1% School Choice External
88 0.02 1% Classroom Aides Strategy
88 0.02 1% Open Classrooms Strategy
89 0.01 0% Magnet Schools External
90 0.00 0% Parental Authoritarian Approach External
91 -0.01 0% Multi-Age Classrooms Strategy
92 -0.02 -1% Merit Pay External
93 -0.04 -2% Summer Vacation Length External
93 -0.04 -2% Student Frustration Student
94 -0.12 -4% Poverty (Low Family SES) External
95 -0.15 -5% COVID External
95 -0.15 -5% TV Hours Technology
96 -0.20 -8% Suspension & Expulsion Assessment & Planning
97 -0.22 -8% Corporal Punishment External
98 -0.23 -9% Retention Assessment & Planning
99 -0.24 -9% Mobile Phone use in School Technology
100 -0.27 -11% Bullying Impact Student
101 -0.28 -11% Screen Time Technology
102 -0.29 -11% Non-Standard Dialect Use Student
103 -0.30 -11% Student Anxiety Student
104 -0.37 -14% Student Depression Student
105 -0.38 -14% Frequent Mobility External
106 -0.40 -15% Procrastination Student
106 -0.40 -15% Adverse Childhood Events Student
107 -0.42 -16% Excessive Teacher Lecture Strategy
107 -0.42 -16% Physical & Cognitive Syndromes External
108 -0.46 -18% Student Boredom Student
110 -0.51 -19% Illness Student
110 -0.52 -17% Student Absenteeism External
111 -0.53 -20% Teachers Labeling Students Assessment & Planning
112 -0.74 -26% Autism Student