" : "") +"" +""; function addLinks(s, posts, data_type){ for(var i = 0; i < posts.length; ++i) {const p = posts[i]; s += "" //+"" +""+(i+1)+"" +"" +""+p.primary_tag+""+""+p.title+" " +""; }return s;}u = addLinks(u, featured, 0);if(latest && latest.length > 1)u = addLinks(u, latest, 1);if(related && related.length > 1)u = addLinks(u, related, 2) return u + "";}if('penny-doubled' != 'contact'){let latest = [{"tags": "basics", "updated": "2023-08-11T16:32:45+00:00", "desc": "Percentages are reversible. We learn how to take advantage of this trick, and why it works.", "title": "Percentages Are Reversible", "title_image_alt_text": "Percentages Are Reversible", "slug": "percentages-are-reversible", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-07-12T22:04:55+00:00", "desc": "We discover the key takeaways from unit conversion with our interactive experience.", "title": "How to Convert Units Interactive", "title_image_alt_text": "How to Convert Units Interactive", "slug": "convert-units", "primary_tag": "basics"}, {"tags": "interactive,basics,finance", "updated": "2023-05-13T20:56:04+00:00", "desc": "We examine the question of if we would rather have a one thousand every week or a million dollars with our interactive experience.", "title": "A Million Dollars or a Thousand Dollars Every Week", "title_image_alt_text": "A Million Dollars or a Thousand Dollars Every Week", "slug": "million-dollars-or-a-thousand-every-week", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-02-21T03:42:41+00:00", "desc": "An interactive tool for learning about finding the factors of an integer. We learn why factoring an integer is an essential tool for everyone interested in learning.", "title": "What Are Factors and How Do We Find Them", "title_image_alt_text": "finding the factors of integers", "slug": "factors", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-01-13T23:44:46+00:00", "desc": "An interactive tool for learning about the Greatest Common Factor (or divisor) of an integer. We learn why finding the GCF is an essential tool for everyone interested in learning.", "title": "Interactive Greatest Common Factor (or Divisor)", "title_image_alt_text": "Greatest Common Factor", "slug": "greatest-common-factor", "primary_tag": "basics"}, {"tags": "programming,basics", "updated": "2022-11-29T14:59:54+00:00", "desc": "We see how a binary tree stores data with an interactive experience.", "title": "Interactive Binary Tree", "title_image_alt_text": "Interactive Binary Tree", "slug": "binary-tree", "primary_tag": "programming"}, {"tags": "trigonometry,geometry", "updated": "2022-11-29T02:00:00+00:00", "desc": "We demonstrate the law of sines with an interactive experience.", "title": "Interactive Law of Sines", "title_image_alt_text": "Interactive Law of Sines", "slug": "law-of-sines", "primary_tag": "trigonometry"}, {"tags": "geometry,basics", "updated": "2022-10-24T16:25:43+00:00", "desc": "We explore a visual/interactive proof of the sum of naturals (Gaussian Sum).", "title": "Sum of naturals (Gaussian Sum)", "title_image_alt_text": "Sum of naturals (Gaussian Sum)", "slug": "sum-of-naturals", "primary_tag": "geometry"}, {"tags": "geometry,interactive,basics", "updated": "2022-08-22T14:17:52+00:00", "desc": "We look at the intersecting chords theorem using an interactive experience.", "title": "Intersecting Chords Theorem", "title_image_alt_text": "Intersecting Chords Theorem", "slug": "chords-theorem", "primary_tag": "geometry"}, {"tags": "basics,interactive,algebra,programming", "updated": "2022-07-09T18:02:08+00:00", "desc": "We discover how to calculate the size of a screen using some basic math and an example interactive application.", "title": "How to Calculate the Size of a Screen", "title_image_alt_text": "How to Calculate the Size of a Screen", "slug": "calculate-screen-size", "primary_tag": "basics"}];let related = [{"tags": "interactive,basics,finance", "updated": "2023-05-13T20:56:04+00:00", "desc": "We examine the question of if we would rather have a one thousand every week or a million dollars with our interactive experience.", "title": "A Million Dollars or a Thousand Dollars Every Week", "title_image_alt_text": "A Million Dollars or a Thousand Dollars Every Week", "slug": "million-dollars-or-a-thousand-every-week", "primary_tag": "basics"}, {"tags": "basics,finance,interactive", "updated": "2021-07-19T00:38:19+00:00", "desc": "The power of compound interest can drown you in exploding debt or raise you to incredible wealth. Let's see how it works.", "title": "Interactive Compound Interest", "title_image_alt_text": "The Power of Compound Interest", "slug": "compound-interest", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-07-12T22:04:55+00:00", "desc": "We discover the key takeaways from unit conversion with our interactive experience.", "title": "How to Convert Units Interactive", "title_image_alt_text": "How to Convert Units Interactive", "slug": "convert-units", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-02-21T03:42:41+00:00", "desc": "An interactive tool for learning about finding the factors of an integer. We learn why factoring an integer is an essential tool for everyone interested in learning.", "title": "What Are Factors and How Do We Find Them", "title_image_alt_text": "finding the factors of integers", "slug": "factors", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-01-13T23:44:46+00:00", "desc": "An interactive tool for learning about the Greatest Common Factor (or divisor) of an integer. We learn why finding the GCF is an essential tool for everyone interested in learning.", "title": "Interactive Greatest Common Factor (or Divisor)", "title_image_alt_text": "Greatest Common Factor", "slug": "greatest-common-factor", "primary_tag": "basics"}, {"tags": "geometry,interactive,basics", "updated": "2022-08-22T14:17:52+00:00", "desc": "We look at the intersecting chords theorem using an interactive experience.", "title": "Intersecting Chords Theorem", "title_image_alt_text": "Intersecting Chords Theorem", "slug": "chords-theorem", "primary_tag": "geometry"}, {"tags": "programming,basics,interactive", "updated": "2021-07-17T14:40:32+00:00", "desc": "We explore for loops with an interactive that shows us how they work.", "title": "Interactive For Loop", "title_image_alt_text": "For Loop Interactive", "slug": "for-loop", "primary_tag": "basics & programming"}, {"tags": "basics,interactive,algebra,programming", "updated": "2022-07-09T18:02:08+00:00", "desc": "We discover how to calculate the size of a screen using some basic math and an example interactive application.", "title": "How to Calculate the Size of a Screen", "title_image_alt_text": "How to Calculate the Size of a Screen", "slug": "calculate-screen-size", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2021-02-05T03:01:24+00:00", "desc": "We look at what fractions are. With an interactive, we see what the numerator and denominator represent.", "title": "Interactive Fractions (Division)", "title_image_alt_text": "Image Demonstrating Division and Fractions", "slug": "fractions", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2020-12-31T16:52:00+00:00", "desc": "We explore the number line with an interactive that shows addition and subtraction.", "title": "Interactive Number Line", "title_image_alt_text": "The number line", "slug": "number-line", "primary_tag": "basics"}];const rte = document.getElementById("rght_col");rte.innerHTML= makesidePanel([{"tags": "basics", "updated": "2023-08-11T16:32:45+00:00", "desc": "Percentages are reversible. We learn how to take advantage of this trick, and why it works.", "title": "Percentages Are Reversible", "title_image_alt_text": "Percentages Are Reversible", "slug": "percentages-are-reversible", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-07-12T22:04:55+00:00", "desc": "We discover the key takeaways from unit conversion with our interactive experience.", "title": "How to Convert Units Interactive", "title_image_alt_text": "How to Convert Units Interactive", "slug": "convert-units", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-02-21T03:42:41+00:00", "desc": "An interactive tool for learning about finding the factors of an integer. We learn why factoring an integer is an essential tool for everyone interested in learning.", "title": "What Are Factors and How Do We Find Them", "title_image_alt_text": "finding the factors of integers", "slug": "factors", "primary_tag": "basics"}, {"tags": "basics,interactive", "updated": "2023-01-13T23:44:46+00:00", "desc": "An interactive tool for learning about the Greatest Common Factor (or divisor) of an integer. We learn why finding the GCF is an essential tool for everyone interested in learning.", "title": "Interactive Greatest Common Factor (or Divisor)", "title_image_alt_text": "Greatest Common Factor", "slug": "greatest-common-factor", "primary_tag": "basics"}, {"tags": "programming,basics", "updated": "2022-11-29T14:59:54+00:00", "desc": "We see how a binary tree stores data with an interactive experience.", "title": "Interactive Binary Tree", "title_image_alt_text": "Interactive Binary Tree", "slug": "binary-tree", "primary_tag": "programming"}, {"tags": "trigonometry,geometry", "updated": "2022-11-29T02:00:00+00:00", "desc": "We demonstrate the law of sines with an interactive experience.", "title": "Interactive Law of Sines", "title_image_alt_text": "Interactive Law of Sines", "slug": "law-of-sines", "primary_tag": "trigonometry"}, {"tags": "geometry,basics", "updated": "2022-10-24T16:25:43+00:00", "desc": "We explore a visual/interactive proof of the sum of naturals (Gaussian Sum).", "title": "Sum of naturals (Gaussian Sum)", "title_image_alt_text": "Sum of naturals (Gaussian Sum)", "slug": "sum-of-naturals", "primary_tag": "geometry"}, {"tags": "geometry,interactive,basics", "updated": "2022-08-22T14:17:52+00:00", "desc": "We look at the intersecting chords theorem using an interactive experience.", "title": "Intersecting Chords Theorem", "title_image_alt_text": "Intersecting Chords Theorem", "slug": "chords-theorem", "primary_tag": "geometry"}, {"tags": "programming,trigonometry,game dev", "updated": "2022-04-23T19:49:54+00:00", "desc": "We make a ball bounce off walls with a little math and Javascript.", "title": "Make a Ball Bounce off Walls", "title_image_alt_text": "Make a Ball Bounce off Walls with Javascript", "slug": "ball-bounce", "primary_tag": "programming"}, {"tags": "programming,basics,interactive", "updated": "2021-07-17T14:40:32+00:00", "desc": "We explore for loops with an interactive that shows us how they work.", "title": "Interactive For Loop", "title_image_alt_text": "For Loop Interactive", "slug": "for-loop", "primary_tag": "basics & programming"}], latest, related);const tabs = rte.getElementsByClassName('side-title');const options = rte.getElementsByClassName('ftrd-option-ui');for(var i=0; i -1){ POSTS_UIS[lselndx].classList.remove("search-result-ui-hl");} if(cselndx > -1){ POSTS_UIS[cselndx].classList.add("search-result-ui-hl");}//console.log("updatehl", lselndx, cselndx); lselndx = cselndx;}si.onkeydown = function(e){if(e.keyCode==40)// downarrow{e.preventDefault();//console.log('down arrow ', cselndx, lselndx, cndxs[cndxs.length - 1]);if(cselndx == cndxs[cndxs.length - 1]){cselndx=cndxs[0];}else{for(var i=0; i < cndxs.length-1; ++i){if(cselndx == cndxs[i]){cselndx = cndxs[i+1];break;}}}updatehl();}else if(e.keyCode == 38)// uparrow{e.preventDefault();console.log('up arrow ', cselndx, lselndx, cndxs[0]);if(cselndx == cndxs[0]){cselndx = cndxs[cndxs.length-1];}else{for(var i = cndxs.length-1; i > 0; --i){if(cselndx == cndxs[i]){cselndx = cndxs[i-1];break;}}}updatehl();}}si.onkeypress=function(e){if(e.keyCode == 13){if(cselndx > -1){window.location.href = '/' + POSTS[cselndx].slug;}}}si.oninput = function(e){ if(sui){srch_inpt_chngd();}//console.log(e);if(!hassearched){hassearched = true;//fetch(url).then(a => a.json()).then(b => posts_loaded(b));var ui = "
";ui += "
";for(var i = 0; i < POSTS.length; ++i){ const p = POSTS[i]; ui += "
Introduction: My name is Greg O'Connell, I am a delightful, colorful, talented, kind, lively, modern, tender person who loves writing and wants to share my knowledge and understanding with you.
We notice you're using an ad blocker
Without advertising income, we can't keep making this site awesome for you.
