4M Kidz Labs/Volcano making kit - Interaktywne zabawki Arduino itp - 4M-3230
Make a solid volcano in prefabricated plaster form. Paint and decorate your volcano with lava mass, landscapes, etc. Pour baking soda and vinegar into the "crater" and demonstrate an amazing volcanic eruption to your friends and family. Your volcano will spew out bubbling and splashing lava. The volcanic eruption can be repeated over and over again. Includes detailed Danish manual.