Step by step extraction of DNA from onion Materials: Onion1/2, Ice cold 60% ethanol, Acetorein ( Acetocarmine), Blender, Beaker, Glass bar, Tea strainer, Syringe, Liquid for extraction of DNA ( NaCl 12g, Liquid detergent 20ml, Water 180ml) Procedure:(1) Blend internal leaves of onion inthe mixer ( blender) for 30seconds. (2) Add 20ml of the liquid for…
Semi-permeable membrane and osmotic pressure Level Elementary Concept Cells that make the body of the living thing are covered with semi-permeable membrane. There are so many tiny holes in semi-permeable membrane. A big molecule like sugar is not passed though semi-permeable membrane, but a small molecule like water can be passed. Only water moves to…
Science Experiment: Stimulus and responses Responding time of person Level: Elementary Concept It takes time that a person makes a response when he or she gets a stimulus. The students can study it by this experiment and think the reason. This experience is the best for the study of the nervous system works. Experiment 1…
Concept: The respiration of cell is confirmed by using the yeast. It is noticed that the nutrient is necessary in respiration of the cell. Materials PTE bottle (3), yeast, glucose, limewater, and straw Fabrication (1)Three PTE bottles are prepared. (2)A hole is made for the cap and you place a straw passing the hole. (3)Surroundings…
Photosynthesis Experiment Level Elementary: Concept It is confirmed that starch is made in the leaf of the plant by photosynthesis. It is confirmed that light is necessary for carrying out photosynthesis. Materials leaf of plant, filter paper, clear file, hammer, bleach for kitchen(chloride ion), iodine liquid, culture dish, aluminum foil and beaker Working How to…
How to Make a Simple Electric Generator lights a LED Electricity by shaking magnets Experiment Level: Secondary Class, Concept: Induced electromotive force lights a LED. Introduction: A changing magnetic flux through a coil induces a current in the coil. The phenomenon is called electromagnetic induction and it was discovered by Michael Faraday in England in…
Paper Chromatography Experiment for kids Paper chromatography is an analytical chemistry technique for separating and identifying mixtures that are or can be colored, especially pigments. This can also be used in secondary or primary colors in ink experiments. This method has been largely replaced by thin layer chromatography, however it is still a powerful teaching…
Introduction The raw material for making charcoal is not only tree. Because the fruit and the vegetable are organic compounds same as the tree, it is possible to making charcoal by using them. The way of making charcoal of tree and fruit is the same. The whole fruit is put in an empty can and…
How To Make Pulse Counter The rhythmical dilation of arteries produced when blood is pumped outward by regular contractions of the heart, especially as palpated at the wrist or in the neck. The pulse is usually felt just inside the wrist below the thumb by placing two or three fingers lightly upon the radial…
Biology Experiment – How to Extract DNA From a Banana Introduction Extract DNA From a Banana: What do you have in common with a banana? Even though we might not look alike, all living things—bananas and people included—are made up of the same basic material. Just like houses are made up of smaller units such…
Simplest Chromatography Experiment Smarties are colored using different dyes, which can be separated by chromatography. Find out which colors are made up of the most dyes and then eat the smarties! Material: Tube of Smarties Blotting or filter paper Method Place a smartie in the center of a circle of blotting paper Slowly drip water…
How to make Biofuel (biogas, methane) from manure and water Aim: When you have completed these activities you will have produced and studied the biogas, methane (CH4). You will need: Plastic drink bottle Mud from the bottom of a pond, or manure Matches Procedure: Fill a plastic drink bottle with mud or a mixture of…