{"id":8,"date":"2022-02-15T23:03:04","date_gmt":"2022-02-15T23:03:04","guid":{"rendered":"https:\/\/bscs.org\/effectsizecalculator\/?page_id=8"},"modified":"2026-03-26T19:23:18","modified_gmt":"2026-03-26T19:23:18","slug":"home","status":"publish","type":"page","link":"https:\/\/bscs.org\/effectsizecalculator\/","title":{"rendered":"Home"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Student Effects<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Estimating Effect Sizes for Studies of Science Education Interventions with Impacts on Students<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This application is designed to generate estimates of expected effect sizes for interventions with student outcomes based on known intervention or study characteristics. These estimates can be used by researchers in the study planning stage (i.e., in a priori power analyses) or by decision-makers to inform programmatic decisions in science education. For details of the study upon which this calculator is based, please see Taylor, Kowalski, Polanin, Askinas, Stuhlsatz, Wilson, Tipton, and Wilson (2018). BSCS received substantial assistance in the design of the calculator from Zhipeng Hou, Northwestern University.<\/p>\n\n\n<a href=\"https:\/\/joe-shiny.bscs.org\/\" class=\"btn btn-button-full-color\">Student Effects Calculator<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Teacher Effects<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">Estimating Effect Sizes for Studies of Science Education Interventions with Impacts on Teachers<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">This application is designed to generate estimates of expected effect sizes for interventions with <strong>teacher outcomes<\/strong> based on known intervention or study characteristics. These estimates can be used by researchers in the study planning stage (i.e., in a priori power analyses) or by decision-makers to inform programmatic decisions in science education. For details of the study upon which this calculator is based, please see Kowalski, Taylor, Askinas, Wang, Zhang, Maddix, &amp; Tipton (2020). BSCS received substantial assistance in the design of the calculator from Zhipeng Hou, Northwestern University.<\/p>\n\n\n<a href=\"https:\/\/teachereffects.bscs.org\/\" class=\"btn btn-button-full-color\">Teacher Effects Calculator<\/a><\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Please <a href=\"https:\/\/bscs.org\/effectsizecalculator\/about\/contact-us\/\">fill out our contact form<\/a> with any questions about these calculators.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Student Effects Estimating Effect Sizes for Studies of Science Education Interventions with Impacts on Students This application is designed to generate estimates of expected effect sizes for interventions with student outcomes based on known intervention or study characteristics. These estimates can be used by researchers in the study planning stage (i.e., in a priori power [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":true,"inline_featured_image":false,"footnotes":""},"class_list":["post-8","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Home - Effect Size Calculator<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/bscs.org\/effectsizecalculator\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Home - Effect Size Calculator\" \/>\n<meta property=\"og:description\" content=\"Student Effects Estimating Effect Sizes for Studies of Science Education Interventions with Impacts on Students This application is designed to generate estimates of expected effect sizes for interventions with student outcomes based on known intervention or study characteristics. These estimates can be used by researchers in the study planning stage (i.e., in a priori power [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/bscs.org\/effectsizecalculator\/\" \/>\n<meta property=\"og:site_name\" content=\"Effect Size Calculator\" \/>\n<meta property=\"article:modified_time\" content=\"2026-03-26T19:23:18+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/\",\"url\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/\",\"name\":\"Home - Effect Size Calculator\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/#website\"},\"datePublished\":\"2022-02-15T23:03:04+00:00\",\"dateModified\":\"2026-03-26T19:23:18+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Home\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/#website\",\"url\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/\",\"name\":\"Effect Size Calculator\",\"description\":\"BSCS\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/bscs.org\\\/effectsizecalculator\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Home - Effect Size Calculator","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/bscs.org\/effectsizecalculator\/","og_locale":"en_US","og_type":"article","og_title":"Home - Effect Size Calculator","og_description":"Student Effects Estimating Effect Sizes for Studies of Science Education Interventions with Impacts on Students This application is designed to generate estimates of expected effect sizes for interventions with student outcomes based on known intervention or study characteristics. 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