A tananyag animációk segítségével szemlélteti a másodfokú egyenletek geometriai megoldásait, a „görög” gondolkodásmódot követve a matematika tanításában.
A lecke robotok irodalmi és filmes ábrázolását, valamint a technológia, az emberség és az etika kapcsolatát vizsgálja.
Посібник до серії цифрових уроків "Я вчусь вдома".
Галогени та метали об’єднуються, утворюючи броміди.
Економія енергії є завданням для кожного, оскільки споживання енергії людиною незабаром може перевищити межі планети.
I bet you are not strong enough to blow the table tennis ball out of the funnel.
I bet I can inflate a balloon inside a plastic bottle.
I bet I can look into a blown-up balloon without deflating it.
I bet I can shrink an inflated balloon without letting air escape from it or even touching it.
I bet I can break a wooden skewer with one chop, even though only a few sheets of paper covers the part that is on the table.
I bet if I cover a water-filled glass with a sheet of paper and I turn it upside down, water will not spill out.
I bet I can pierce an inflated balloon without bursting it by pushing a skewer right through it.
I bet I can send a bag airborne without throwing it upward.
I bet I can make a gun using a plastic tube and raw food materials.
I bet I can crush a plastic bottle with the help of a few litres of water.
I bet I can suck up your drink from your glass with this plastic bottle without squeezing it.
I bet I can move the coin covering the mouth of the bottle using only the warmth of my hands.
