{"title":"7th Grade Food Science Science Fair Projects","description":null,"products":[{"product_id":"seeing-magnetic-field-patterns-in-3d-a2789","title":"Seeing Magnetic Field Patterns in 3D","description":"\u003cfigure class=\"caption\"\u003e\u003cimg class=\"size-medium wp-image-100 \" src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/Compass.jpg\" alt=\"new and old compass\" data-pin-hover=\"true\"\u003e\n\u003cfigcaption\u003ePhoto Source: Accent\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cp\u003eHave a physics enthusiast in your classroom or home? This neat science fair project from Bill Beaty of \u003ca href=\"http:\/\/amasci.com\/electrom\/statbotl.html#link\" data-ad-id=\"post-content-link\"\u003eScience Hobbyist\u003c\/a\u003e will actually allow your student to explore magnetic field patterns - in 3D!\u003c\/p\u003e\n\u003ch2\u003eMagnetic Fields\u003c\/h2\u003e\n\u003cp\u003eMagnetic fields, caused by moving electrically charged particles and inherent in magnets,  are invisible \"bands\" that predict how magnetized objects will interact with one another and can be used as a guide to determine which direction a compass will point. Always running in a circle, magnetic fields have no discernible end, can be stretched (like a rubber band), and never cross. Additionally, magnetic fields always start at a magnetized object's north pole and end at its south pole.\u003c\/p\u003e\n\n\u003ch2\u003eProject Overview\u003c\/h2\u003e\n\u003cp\u003eStudents will create a magnetic field viewer from common household and workshop items with which to explore various magnetic field patterns. Beaty suggests holding a bar magnets in various positions for comparison:\u003c\/p\u003e\n\u003cp\u003eUse one magnet. Hold it sideways 1\/2\" to 1\" from the bottle.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/Magnetic-Field-Patterns-Side-to-Side.jpg\" alt=\"bottle and bar magnet side to side\" data-pin-hover=\"true\"\u003e\u003c\/p\u003e\n\u003cp\u003eUse one magnet. Hold it up and down 1\/2\" to 1\" from the bottle.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/Magnetic-Field-Patterns-Up-and-Down.jpg\" alt=\"bottle and bar magnet up and down\" data-pin-hover=\"true\"\u003e\u003c\/p\u003e\n\u003cp\u003eUse two magnets. Hold them sideways 1\/2\" to 1\" from the bottle. Have like poles directed toward each other.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/Magnetic-Field-Patterns-Same-Poles.jpg\" alt=\"bottle with bar magnets on both sides same poles\" data-pin-hover=\"true\"\u003e\u003c\/p\u003e\n\u003cp\u003eUse two magnets. Hold them sideways 1\/2\" to 1\" from the bottle. Have opposite poles directed toward each other.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/Magnetic-Field-Patterns-Opposite-Poles.jpg\" alt=\"bottle and bar magnets on both sides opposite poles\" data-pin-hover=\"true\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eFor project instructions, a list of needed materials, a helpful video, and project variations and extensions, be sure to visit Science Hobbyist for the full post!\u003c\/em\u003e\u003c\/p\u003e","brand":"SupplyMe","offers":[{"title":"Default Title","offer_id":1734092750873,"sku":"A2789","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/products\/Compass.jpg?v=1522781626"},{"product_id":"does-a-persons-favorite-snack-say-anything-about-their-personality-a2834","title":"Does A Person's Favorite Snack Say Anything About Their Personality?","description":"\u003cp\u003e\u003cimg class=\"aligncenter size-large wp-image-524\" src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/Snacks-Personality-Indicator.jpg\" alt=\"\" data-pin-hover=\"true\"\u003eAfter encountering Dr. Alan Hirsch's book, \u003cem\u003e\u003cstrong\u003eWhat Flavor is Your Personality? Discover Who You Are by Looking at What You Eat\u003c\/strong\u003e\u003c\/em\u003e, Megan, seventh grade student and contributor to \u003ca href=\"http:\/\/www.free-science-fair-projects.net\/science-fair-projects-about-snacks-as-personality-indicator.html\" target=\"_blank\" data-ad-id=\"post-content-link\"\u003eFree Science Fair Projects\u003c\/a\u003e, wondered this very thing...\u003c\/p\u003e\n\u003cp style=\"text-align: center\"\u003e\u003cem\u003e\u003cbig\u003e\"Can a person’s favorite snack choice can indicate certain aspects of their personality?\" \u003c\/big\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eShe broke the project down into two parts. In the first data collection session, Megan actually had her participants choose and eat their 'favorite' snack {from a selection of eight predetermined} then fill out a questionnaire that explored their snack preferences as well as how they viewed their personality. In the second data collection session, participants simply completed an online questionnaire. Snack choices were the invention of the participants and the subjects did not actually eat the food.\u003c\/p\u003e\n\u003cp style=\"text-align: center\"\u003e\u003cem\u003eFor the full project - the questionnaire as well as Megan's results - be sure to visit Free Science Fair Projects!\u003c\/em\u003e\u003c\/p\u003e","brand":"SupplyMe","offers":[{"title":"Default Title","offer_id":1734143672345,"sku":"A2834","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/products\/Snacks-Personality-Indicator.jpg?v=1522781928"},{"product_id":"shake-it-up-which-soft-drink-spews-the-most-when-shaken-a2856","title":"Shake It Up! - Which Soft Drink Spews The Most When Shaken?","description":"\u003cfigure class=\"caption\"\u003e\u003cimg class=\"size-large wp-image-669\" title=\"popcan\" src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/popcan.jpg\" alt=\"Elementary and Middle School Chemistry Science Fair Project\" data-pin-hover=\"true\"\u003e\n\u003cfigcaption\u003ePhoto Source: blog.lib.umn.edu\/paldr001\/myblog\/\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cp\u003eWe've all made the unfortunate mistake of opening a shaken can of soda only to have it come spewing out. Whether it was tossed around the trunk of the car on the way home from the grocery store or a friend decided to play a joke, shaking a can of soda causes bubbles of carbon dioxide to line the walls of the can. When the tab is popped and the can is opened, pressure is released, forcing the bubbles to expand. The bubbles need to escape, so they force all of the liquid above them out of the can. Hence, the sticky soda mess!\u003c\/p\u003e\n\u003cp\u003eEver wonder if different types of soft drinks, when shaken up, spew the same amount? Or if some spew more than others? Great for upper elementary and early middle school students interested in chemistry {and soda!}, gather various types of soft drinks and get shaking!\u003c\/p\u003e\n\u003ch2\u003eThings to think about...\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUniform method for shaking {so all samples are shaken with the same vigor for the same amount of time, etc.}\u003c\/li\u003e\n\u003cli\u003eMethod for measuring the amount of liquid lost to \"carbonation spew\"\u003c\/li\u003e\n\u003cli\u003eMethod for measuring average initial carbonation of various types of soda {will come in handy when analyzing experiment results}\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SupplyMe","offers":[{"title":"Default Title","offer_id":1734169952281,"sku":"A2856","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/products\/popcan.jpg?v=1522782088"},{"product_id":"keeping-drinks-hot-a2871","title":"Keeping Drinks Hot","description":"\u003cp\u003e\u003cimg class=\"aligncenter size-full wp-image-784\" alt=\"Chemistry and Food Science Fair Projecr\" src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/4694605032.jpg\" data-pin-hover=\"true\"\u003eWhether you're a coffee, tea, or cocoa drinker, if you plan to enjoy a hot beverage, chances are one of your main goals is keeping the drink hot while you enjoy it. Ever wonder what factors affect how fast a hot beverage cools? For those students interested in chemistry and food science, this is the perfect science fair project to tackle!\u003c\/p\u003e\n\u003ch2\u003e\u003cem\u003eQuestions to consider...\u003c\/em\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"line-height: 13px;\"\u003eDoes the shape\/size of the mug have an effect on the rate at which the liquid cools? - i.e. tall vs. short, narrow vs. wide, etc.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eDoes the composition of the cup have an effect on the rate at which the liquid cools? - i.e. paper, plastic, Styrofoam, glass, clay, stainless steel, etc.\u003c\/li\u003e\n\u003cli\u003eHow do travel mugs compare? - i.e. double wall insulated vs. single wall, etc.\u003c\/li\u003e\n\u003cli\u003eDoes the addition of sweeteners and\/or cream have an effect on the rate at which the liquid cools?\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAnother important concept to consider is what is the optimal drinking temperature for hot beverages (or the acceptable range). The answer to this is probably different for each specific person, but on average, according to Brown and Diller and their study of burns and the optimal temperature for serving hot beverages found in \u003ca href=\"http:\/\/www.ncbi.nlm.nih.gov\/pubmed\/18226454\" target=\"_blank\" data-ad-id=\"post-content-link\"\u003ePubMed\u003c\/a\u003e, they found that the preferred drinking temperature of their test sample was 140+\/-15 degrees F.\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cem\u003eHowever you design your science fair project and what variables you choose to test, we highly recommend doing this with adult supervision since you'll be working with hot liquids that can burn!\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e{Resources}:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/www.sciencekids.co.nz\/projects\/keepdrinkshot.html\" target=\"_blank\" data-ad-id=\"post-content-link\"\u003eScience Kids: Keeping Drinks Hot\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"SupplyMe","offers":[{"title":"Default Title","offer_id":1734186795033,"sku":"A2871","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/products\/4694605032.jpg?v=1522782188"},{"product_id":"are-all-sugars-the-same-a2879","title":"Are All Sugars The Same?","description":"\u003cp\u003e\u003cimg align=\"center\" size-full=\"\" wp-image-837=\"\" alt=\"Middle School Chemistry Science Fair Project\" src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/sugar-testing.jpg\" data-pin-hover=\"true\"\u003e\u003c\/p\u003e\n\u003cp\u003eEver wonder if table sugar is the same as sugars found in honey, fruits, etc? For middle school students who are interested in chemistry, this science fair project  from Michael Calhoun of \u003ca href=\"http:\/\/www.education.com\/science-fair\/article\/sugar-testing\/\" target=\"_blank\" data-ad-id=\"post-content-link\" rel=\"noopener noreferrer\"\u003eEducation.com\u003c\/a\u003e that compares various forms of sugar is sure to be a hit!\u003c\/p\u003e\n\u003cp\u003eTo provide a foundation for the experiment, consider a more in-depth look at the following terms...\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan style=\"line-height: 13px;\"\u003eCarbohydrate\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eSucrose\u003c\/li\u003e\n\u003cli\u003eFructose\u003c\/li\u003e\n\u003cli\u003eMonosaccharides\u003c\/li\u003e\n\u003cli\u003eDisaccharides\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhat's great about this experiment is that you won't need a bunch of specialty equipment in order complete it. Test tubes and reagent tablets for urine sugar testing are the only two things you may not have on hand or readily available!\u003c\/p\u003e\n\u003cp style=\"text-align: center;\"\u003e\u003cem\u003eFor the full write-up - including background information, a list of materials, step-by-step procedure, and sample conclusion, be sure to visit Education.com!\u003c\/em\u003e\u003c\/p\u003e","brand":"SupplyMe","offers":[{"title":"Default Title","offer_id":1734192660505,"sku":"A2879","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/products\/sugar-testing.jpg?v=1522782224"},{"product_id":"exploring-the-preservative-qualities-of-various-spices-a2881","title":"Exploring the Preservative Qualities of Various Spices","description":"\u003cp\u003e\u003cimg alt=\"Microbiology Science Fair Project\" src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/5519129659.jpg\" data-pin-hover=\"true\"\u003e\u003c\/p\u003e\n\u003cp\u003eFor middle school students interested in microbiology, this is sure to be a great science fair project to check out! It addresses the issue of food spoilage; specifically how different spices, naturally found in the environment, can be used as to preserve foods due to the antimicrobial and anti-fungal compounds they contain.\u003c\/p\u003e\n\u003cp\u003eSpices you might explore...\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePepper\u003c\/li\u003e\n\u003cli\u003eCinnamon\u003c\/li\u003e\n\u003cli\u003eOregano\u003c\/li\u003e\n\u003cli\u003eCloves\u003c\/li\u003e\n\u003cli\u003eTurmeric\u003c\/li\u003e\n\u003cli\u003eGarlic\u003c\/li\u003e\n\u003cli\u003eThyme\u003c\/li\u003e\n\u003cli\u003eCoriander\u003c\/li\u003e\n\u003cli\u003eVanilla beans\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e[NOTE: Use the actual spices or explore the effects of the active \"preservative\" ingredient found in the spice - i.e. carvacrol, which is present in oregano, thyme and pepper; eugenol, which is found in cinnamon, cloves and allspice; vanillic acid, the active ingredient in vanilla beans and coriander, etc.]\u003c\/p\u003e\n\u003cp\u003eIf you're looking for an example procedure to help set up your experiment, check out this project from \u003ca href=\"http:\/\/www.sciencebuddies.org\/science-fair-projects\/project_ideas\/MicroBio_p016.shtml#procedure\" target=\"_blank\" data-ad-id=\"post-content-link\"\u003eScience Buddies\u003c\/a\u003e for some inspiration!\u003c\/p\u003e","brand":"SupplyMe","offers":[{"title":"Default Title","offer_id":1734194003993,"sku":"A2881","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/products\/5519129659.jpg?v=1522782232"},{"product_id":"harnessing-the-suns-rays-for-cooking-a4391","title":"Harnessing the Sun's Rays for Cooking","description":"\u003cp\u003e\u003cimg src=\"\/\/supplyme-images.s3.amazonaws.com\/post\/4391.jpg\" alt=\"Using Solar Energy for Cooking Science Fair Project\" data-pin-hover=\"true\"\u003e\u003c\/p\u003e\n\u003cp\u003eSolar energy is a low-cost technology that can be used to heat homes, power lights, and even boil water\/cook food. This cool science fair project from Quinton Stowell of \u003ca target=\"blank\" href=\"http:\/\/www.qstowell.webspace.virginmedia.com\/sunbrella\/index.htm\" data-ad-id=\"post-content-link\"\u003eSunSpot\u003c\/a\u003e explores harnessing the sun's energy for cooking and, for middle school students interested in engineering (specifically in energy and power), is sure to be a fun project to check out!\u003c\/p\u003e\n\u003cp\u003eYou've probably seen various projects floating around the web that use a cardboard box and aluminum foil to create a solar oven. What's cool about Quinton's project is that it makes use of an umbrella as a base for the portable solar grill! A fun new twist \u003cem\u003eand\u003c\/em\u003e great way to give an existing product a new purpose!\u003c\/p\u003e\n\u003cp\u003eAt his project page you'll find a list of needed materials as well as directions for creating your own “sunbrella” (as he calls it). To make this into a complete science fair project, you'll need to select an aspect\/feature of the sunbrella to improve and test.\u003c\/p\u003e\n\u003cp\u003eWhile \u003ca target=\"blank\" href=\"http:\/\/www.sciencebuddies.org\/science-fair-projects\/project_ideas\/Energy_p018.shtml\" data-ad-id=\"post-content-link\"\u003ethis project\u003c\/a\u003e uses a traditional box-oven, the research questions, background information, and project set-up might help guide\/inspire your project!\u003c\/p\u003e","brand":"SupplyMe","offers":[{"title":"Default Title","offer_id":1734194069529,"sku":"A4391","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/products\/4391.jpg?v=1522782233"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/0968\/collections\/4694605032.jpg?v=1530027685","url":"https:\/\/www.supplyme.com\/collections\/7th-grade-food-science-science-fair-projects\/topic-psychology.oembed","provider":"SupplyMe","version":"1.0","type":"link"}