Science Experiments How-Tos
How To: Extract the black tarry substance from 400 cigarettes
Everyone told you that smoking was bad for you, but sometimes it takes a visual lesson to finally quit smoking tobacco products.
How To: Make plasma with grapes and a microwave oven
This free video science lesson from the Mr G. demonstrates a simple technique for generating plasma with a microwave and a few grapes. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Power an electronic device with a lemon
This free video science lesson from Mr G. demonstrates a simple technique for creating a lemon battery. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Make copper metal from copper sulfate
This free video science lesson from the Home Scientist demonstrates a simple technique for creating ammonium chloride from hydrochloric acid and ammonia. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Compare the radioactivity of lithium and sodium
This free video science lesson from the Home Scientist demonstrates a simple technique for comparing the radioactivity of lithium and sodium. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Make a color-changing solution with potassium permanganate & sodium hydroxide
This free video science lesson from the Home Scientist demonstrates a simple technique for creating a color-changing solution with sodium permanganate, sodium hydroxide and sugar. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Make ammonium chloride from hydrochloric acid and ammonia
This free video science lesson from the Home Scientist demonstrates a simple technique for creating ammonium chloride from hydrochloric acid and ammonia. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Perform an acid-base titration with hydrochloric acid
This free video science lesson from YouTube's mrhomescientist demonstrates a simple technique for doing acid-base titration. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Generate a cloud with Ivory soap with a simple home-science project
This free video science lesson from YouTube's Mindpaint demonstrates a simple technique for creating a soap cloud. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Trick your body into thinking your arms are full of helium
This free video science lesson from YouTube's Mindpaint demonstrates a simple technique for making your arms feel as though they're lighter than air. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Make a non-Newtonian fluid with water and corn starch
This free video science lesson from YouTube's Mindpaint demonstrates a simple technique for creating a non-Newtonian fluid with a presure-variable viscosity. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Build a simple fire motor with wine glasses and a candle stick
This free video science lesson from YouTube's Mindpaint demonstrates a simple technique for creating a "fire motor" with a pair of wine glasses and a candle stick. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Make a tornado in a bottle with a simple home science experiment
This free video science lesson from YouTube's Mindpaint demonstrates a simple technique for creating a tornado within a soda bottle. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Prove that water molecules are polar with a home-science experiment
This free video science lesson from Jefferson Lab demonstrates a simple technique for demonstrating the polarity of the water molecules. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Use a handheld GAMMA-SCOUT Geiger counter radiation detector and dosimeter
This free video science lesson from YouTube's bionerd23 demonstrates ahow to use a GAMMA-SCOUT Geiger counter radiation detector. For all of the relevant details and detailed, step-by-step instructions, as well as to get started using your own GAMMA-SCOUT Geiger counter, watch this home-science how-to.
How To: Mod a Bresser Biolux NG or AL microscope to view larger objects
This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for modding a Bresser Biolux NG or Bresser Biolux AL microscope to view larger objects like minerals. You'll also learn how to mod your microscope to allow you to take pictures and shoot video through it. For all of the relevant details and detailed, step-by-step instructions, watch this home-science how-to.
How To: Compare a human heart with a sheep's heart
This free video science lesson from YouTube's bionerd23 presents an overview of the similarities between the human heart and that of a regular sheep. For all of the relevant details and detailed overview of the similarities and differences, watch this home-science how-to.
How To: Move gas from a balloon into a secondary airtight container
This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for moving gas from a balloon into a secondary airtight container. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Deflect ionizing radiation with super magnets
This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for deflecting ionizing radiation through use of super magnets. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Extract your own DNA with a simple home science project
This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for extracting one's own DNA. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Use an aquarium filter to detect the presence of radon
This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for detecting the presence of radon, a radioactive noble gass. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Make fingerprints visible with iodine
This free video science lesson from YouTube's bionerd23 demonstrates a simple technique for making fingerprints visible with iodine. For all of the relevant details and detailed, step-by-step instructions, as well as to get started trying this experiment yourself, watch this home-science how-to.
How To: Demonstrate the effects of heat on air pressure
This free video science lesson from Northern Kentucky University demonstrates a simple technique for demonstrating the effects of heat on air pressure by placing a candle within a graduated cylinder. For all of the relevant details, and a complete demonstration of the experiment itself, watch this video guide.
How To: Crush an aluminum can with air pressure
This free video science lesson from Northern Kentucky University demonstrates a simple technique for crushing an aluminum soda can with air pressure. For all of the relevant details, and a complete demonstration of the experiment itself, watch this video guide.
How To: Compare the densities of ice and vegetable oil
This free video science lesson from Northern Kentucky University demonstrates a simple experiment for comparing the density of ice—frozen water—to vegetable oil. For all of the relevant details, including a list of necessary materials, full step-by-step instructions, and a complete demonstration of the experiment itself, take a look.
How To: Work with simple SN1 reactions in organic chemistry
In this free video chemistry lesson from Salman Khan, we learn about SN1 reactions. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Work with amines and SN2 reactions in organic chemistry
In this free video chemistry lesson from Salman Khan, we learn about amines and SN2 reactions. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Aooly the ideal gas law to calculate vapor pressure in chemistry
In this free video chemistry lesson from Salman Khan, we learn about vapor pressure and the ideal gas law. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Work with Keto-Enol tautomerization in organic chemistry
In this free video chemistry lesson from Salman Khan, we learn about tKeto-Enol tautomerization in organic chemistry. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Work with Friedel-Crafts acylation in organic chemistry
In this free video chemistry lesson from Salman Khan, we learn ahow to work with Friedel-Crafts acylation in organic chemistry. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Name ketones in organic chemistry
In this free video organic chemistry lesson from Salman Khan, we learn how to name ketones. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Work with acid chloride formation in chemistry
In this free video chemistry lesson from Salman Khan, we learn about chloride acid formation. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Understand Fisher esterification of carboxylic acids in chemistry
In this free video chemistry lesson from Salman Khan, we learn about Fisher esterification of carboxylic acids. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Work with aldol reactions in chemistry
In this free video chemistry lesson from Salman Khan, we learn how to work with aldol reactions. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Form amides from acyl chloride in chemistry
In this free video chemistry lesson from Salman Khan, we learn about amid formation from acyl chlorides. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Know the relative stability of amides, esters, anhydrides & acyl chlorides
In this free video chemistry lesson from Salman Khan, we learn about the relative stability of amides, esters, anhydrides & acyl chlorides. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For all of the details, take a look.
How To: Test an organic substance for the presence of starch
In this home-science video tutorial, we learn how to test an organic substance for the presence of starch. For all of the details, including step-by-step instructions, and to get started testing for the presence of starch yourself, take a look.
How To: Name amines in physical chemistry
In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to name amines. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.
How To: Work with cyclic ethers and name epoxides in physical chemistry
In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to work with cyclic ethers and name epoxides. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.
How To: Use electrophilic aromatic substitution in chemistry
In this free video science lesson from Internet pedagogical superstar Salman Khan, you'll learn how to use electrophilic aromatic substitution in chemistry. Whether you need help studying for that next big test or could just use a hand finishing your homework, you're sure to be well served by this video lesson. For more information, including detailed, step-by-step instructions, take a look.