Vladimíra Erhartová

Vladimíra Erhartová

Vladimíra Erhartová
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Kokosky jsou výborné - na povrchu křupavé, uvnitř měkké a šťavnaté, marmeláda dodá trošku potřebné v | Veganotic

Kokosky jsou výborné - na povrchu křupavé, uvnitř měkké a šťavnaté, marmeláda dodá trošku potřebné v | Veganotic

Jak tvrdí Karolína, domácí kuchařka, tento geniální recept pochází z časopisu Praktick...

Jak tvrdí Karolína, domácí kuchařka, tento geniální recept pochází z časopisu Praktick...

This isn't just any list of the best websites for teaching math. It's the BIGGEST list of the best websites for teaching math. Bookmark it!

This isn't just any list of the best websites for teaching math. It's the BIGGEST list of the best websites for teaching math. Bookmark it!

Kids w/Roto Copter

Kids w/Roto Copter

Explore the magic of magnet science with 4 fun science experiments and our DIY "magnetic gizmo" made from skewers and a donut magnet.

Explore the magic of magnet science with 4 fun science experiments and our DIY "magnetic gizmo" made from skewers and a donut magnet.

How to make a cloud chamber - YouTube

How to make a cloud chamber - YouTube

See Microbes with this DIY Phone Microscope | The Kid Should See This

See Microbes with this DIY Phone Microscope | The Kid Should See This

This chart shows a comparison of the atmospheric compositions and pressures of…

This chart shows a comparison of the atmospheric compositions and pressures of…

This takes some shake to make! Time to make some light with the original shake weight, the piston generator. No batteries needed! Just some good old fashioned human power. This is one of my favorites for an introduction to electro-magnetism, and works great in concert with showing that electricity can make a magnet. Now you know it works the other way, too. What: Shake GeneratorConcepts: electromagnetism, polarity, electronics, motorsTime: ~ 20-30 minutesCost: ~ $1 (all…

This takes some shake to make! Time to make some light with the original shake weight, the piston generator. No batteries needed! Just some good old fashioned human power. This is one of my favorites for an introduction to electro-magnetism, and works great in concert with showing that electricity can make a magnet. Now you know it works the other way, too. What: Shake GeneratorConcepts: electromagnetism, polarity, electronics, motorsTime: ~ 20-30 minutesCost: ~ $1 (all…