8 cool experience for children

Recently, scientists holidays are becoming increasingly popular. For children an entertaining experience and experimentation - this is something magical, funny and interesting. Become a magician and make children a real holiday. For this you need only what you use on a daily basis.

Website has collected 8 coolest experience for children that do not require any special training and almost no material cost.



Launch of the tea bag h3>











We will need:

tea bag Lighter tray dirt tank experience: strong > Carefully cut the bag with one hand and pour out the tea. Spreads bag, giving it the shape of a cylinder, and set it on the tray. We ignite the bag on top and wait until it takes off.

Disclosure: Due to the small mass flow of warm air bag starts it in flight.



Soap bubbles in the cold h3>





We will need:

bubbles frosty weather experience: Delivers a jar of soapy water in the bitter cold and blowing bubbles. Immediately at different points on the surface there are small crystals, which grow rapidly and finally merge. If the weather is not very frosty and bubbles do not freeze, snowflake will need as soon as you blew a bubble, release a snowflake on it and you'll see how she immediately slide down and the bubble will freeze.

Disclosure: If frost and contact with snowflake immediately begins the process of crystallization, so the bubble freezes.



«Fishing» h3>





We will need:

a glass of water Ice Cube string experience: Drop the ice into the water. Threads put on the edge of the glass so that it lay on one end of the ice cubes floating on the water surface. Now pour a little salt on the ice and wait for 5-10 minutes. Take the free end of the thread and pull out an ice cube out of the glass.

Disclosure: Salt, hitting the ice, heat a little bit small portion thereof. Within 5-10 minutes of salt dissolved in water, and pure water on the surface of the ice freezes together with thread.



volcano h3>





We will need:

ash red paint water dishwashing detergent Vinegar ul > experience: Make a cone with cut crown made of cardboard, inserts the empty container, clay stuck to the cardboard so that it looks like a mountain. Put in a bowl or a design on the tray in order to avoid unintended consequences.
The capacity inside the volcano pour soda, red paint (not regret!), Pour the water and add a drop of dishwashing detergent. Stir, and then give the baby to add a little vinegar to the bottle and enjoy the spectacle.

Disclosure: When the soda and vinegar in contact, begins a vigorous reaction with the release of water, salt and carbon dioxide. Gas bubbles and eject the contents out.



The cover of the paper h3>





We will need:

glass water Paper experience: Cut a square of paper, put it into a glass and carefully turn over. Paper stuck to the glass, the magnetization and the water does not come out. Wonders!

Disclosure: When we serve a glass of water, a piece of paper and turn over, then a sheet with one hand presses the water, on the other hand (from the bottom) - air. Air pressure greater than the pressure of water in the glass sheet, and therefore does not fall.



Self-inflating balloon h3>





We will need:

balloons empty bottle (1 to 1, 5 l) teaspoon vortex table Vinegar baking soda experience: in the bottle, pour the vinegar for about one third. Through a funnel into a ball fall asleep for 2-3 hours. L. soda. We put the ball on the neck of the bottle, and it begins to inflate. Filled with carbon dioxide ball will not be able to climb up. To a balloon held at the ceiling, rubs it on any synthetic material and then "glue" to the ceiling.

Disclosure: As a result of the interaction of soda and vinegar produces carbon dioxide, which fills the balloon. And thanks to static electricity ball hold the ceiling up to 5 hours.



Soft Egg h3>





We will need:

2 chicken eggs 2 jars water Vinegar Experience Put one raw egg in a jar of plain water. The second egg is put into a glass of vinegar. The eggs look exactly the same. We reserve the eggs for a few hours. The first results of the experiment can be seen in 5-6 hours and completely soft egg will be in 7-10 days.

Disclosure: with an egg that was in the vinegar, chemical changes have occurred. Eggshell consists of calcium carbonate, and vinegar - acid, which dissolves the substance. The chemical process of interaction between the egg and vinegar called decalcification and takes place in two stages: first, the shell becomes soft and then disappears.



Three layers of liquid h3>



h3>



We will need:

Juice oil alcohol transparent high crockery experience: strong > At the bottom of the dish, pour the juice gently on the walls add the sunflower oil. Alcohol tint, just gently pour in the oil. The liquid layers spread over each other.

Disclosure: These different densities of liquids: a less dense material is distributed over more dense. To experience has become brighter, you can touch up the liquid.



See also:

8 magical experience that will make children gasp
6 simple experience for children, bordering magic


via www.adme.ru/zhizn-nauka/6-prostejshih-opytov-dlya-detej-858260/

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