Cleaning the fryer back home is not exactly easy. Who usually does this knows that is a messy, sticky and dirty work. To minimize this gr...

This is a very simple demonstration that proves the air takes space We will need: 2 jars, funnel ,demonstração, experiência de física,...

What is a crystal? Crystals are regular structures formed by a regular repeating pattern of atoms or molecules. These structures grow by ...

It's amazing how the sentence "Nature finds a way" is incredibly correct, everyone know s at least one story about animals sa...

This is one of the greatest math problems, side by side with the one that states that 0 is different than 0. But th is demonstration is no...

The challenge is to blow a balloon inside a plastic bottle. A big bottle works better but y ou can use a small bottle if you want. But is ...

Sunlight has no color, that's why it is known as white light. In fact the white light is a mix of different colors, these colors are vi...

Mira d'Aire Stalactite: a cylindrical mass of calcium carbonate hanging from the roof of a limestone cave: formed by precipitat...

Another demonstration. So simple but so interesting What we need: straight pins, water, toilet paper, bowl. How to: Fill the b...

This is another version of the Jumping paper circles demonstration. Today we will use black pepper powder.   What we need: black peppe...

This is a classic! A electric balloon full of static electricity What we need: 1 balloon, 1 wool cloth, you can use your hair, 1 paper...

Observation: Peeled lemons sink, unpeeled lemons float. Why is that? Maybe the lemon peel acts like a lifebuoy, keeping the lemon above...

QUESTION : Is it possible to separate the colors of a mixture of food colorings after they have been mixed? What we need: coffee filters, ...

QUESTION: Will the CO2 released from a water with gas bottle be strong enough to take to the surface 6 raisins? What we need: transpar...