From: Effectiveness of digital educational game and game design in STEM learning: a meta-analytic review
Moderator variables | No. St | No. ES | Mean g | SE | t | p | 95% CI lower | 95% CI upper | Omnibus test F (df1, df2) | p | Level 2 variance | Level 3 variance |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Game type | 82 | 126 |  |  |  |  |  |  | F (6, 119) = 2.229 | 0.045 | 0.235 | 0.346 |
 Role playing | 18 | 29 | 0.586 | 0.178 | 3.29 | 0.001 | 0.233 | 0.939 |  |  |  |  |
 Strategy | 5 | 6 | 1.841 | 0.355 | 5.193 | < 0.001 | 1.139 | 2.543 |  |  |  |  |
 Action | 6 | 10 | 0.394 | 0.31 | 1.274 | 0.205 | − 0.219 | 1.007 |  |  |  |  |
 Construction | 1 | 2 | 0.703 | 0.709 | 0.992 | 0.323 | − 0.7 | 2.106 |  |  |  |  |
 Adventure | 5 | 13 | 0.701 | 0.317 | 2.212 | 0.029 | 0.074 | 1.329 |  |  |  |  |
 Simulation | 15 | 21 | 0.464 | 0.201 | 2.309 | 0.023 | 0.066 | 0.862 |  |  |  |  |
 Puzzle | 32 | 45 | 0.551 | 0.136 | 4.04 | < 0.001 | 0.281 | 0.821 |  |  |  |  |
Game time | 65 | 106 |  |  |  |  |  |  | F (2, 103) = 0.888 | 0.415 | 0.295 | 0.312 |
 Up to 1 day | 21 | 33 | 0.792 | 0.165 | 4.784 | < 0.001 | 0.463 | 1.12 |  |  |  |  |
 Between 1 and 7 days | 11 | 20 | 0.444 | 0.233 | 1.905 | 0.06 | − 0.018 | 0.905 |  |  |  |  |
 Over 7 days | 33 | 53 | 0.573 | 0.132 | 4.332 | < 0.001 | 0.311 | 0.835 |  |  |  |  |
Level of realism | 74 | 117 |  |  |  |  |  |  | F (2, 113) = 0.580 | 0.562 | 0.247 | 0.466 |
 Cartoon-like | 39 | 60 | 0.545 | 0.135 | 4.045 | < 0.001 | 0.278 | 0.813 |  |  |  |  |
 Photorealistic | 25 | 36 | 0.78 | 0.172 | 4.545 | < 0.001 | 0.44 | 1.119 |  |  |  |  |
 Schematic | 10 | 21 | 0.66 | 0.262 | 2.524 | 0.013 | 0.142 | 1.179 |  |  |  |  |
Educational level | 86 | 136 |  |  |  |  |  |  | F (3, 132) = 1.379 | 0.252 | 0.256 | 0.354 |
 Elementary school | 35 | 54 | 0.543 | 0.132 | 4.118 | < 0.001 | 0.282 | 0.804 |  |  |  |  |
 Middle school | 13 | 22 | 0.461 | 0.212 | 2.175 | 0.031 | 0.042 | 0.88 |  |  |  |  |
 High school | 14 | 28 | 0.534 | 0.199 | 2.685 | 0.008 | 0.141 | 0.927 |  |  |  |  |
 College/University | 24 | 32 | 0.907 | 0.164 | 5.516 | < 0.001 | 0.582 | 1.232 |  |  |  |  |
Subject | 86 | 136 |  |  |  |  |  |  | F (3, 132) = 5.700 | 0.001 | 0.253 | 0.278 |
 Science | 40 | 61 | 0.674 | 0.114 | 5.895 | < 0.001 | 0.448 | 0.9 |  |  |  |  |
 Math | 21 | 34 | 0.179 | 0.156 | 1.145 | 0.254 | − 0.13 | 0.487 |  |  |  |  |
 Engineering | 5 | 8 | 0.271 | 0.316 | 0.858 | 0.392 | − 0.354 | 0.896 |  |  |  |  |
 Computer | 20 | 33 | 1.077 | 0.165 | 6.526 | < 0.001 | 0.75 | 1.403 |  |  |  |  |
Learning outcome | 86 | 136 |  |  |  |  |  |  | F (2, 133) = 4.273 | 0.016 | 0.276 | 0.284 |
 Knowledge | 65 | 90 | 0.538 | 0.092 | 5.839 | < 0.001 | 0.356 | 0.721 |  |  |  |  |
 Cognitive skills | 26 | 40 | 0.91 | 0.137 | 6.641 | < 0.001 | 0.639 | 1.181 |  |  |  |  |
 Mixed | 3 | 6 | − 0.015 | 0.394 | − 0.039 | 0.969 | − 0.795 | 0.764 |  |  |  |  |