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Mendeleev.com
Deep Wëssenschaft
9 connected science pathways in this language.
Mendelejew erkläert
Fänkt mat deem un, wat s du observéiere kanns, a verknëpps et duerno mam Modell, dat d'Wëssenschaftler benotzen.
Probéier et
Look for one measurable consequence: a colour change, a temperature change, a spectrum, a pressure, a mass or a time.
Heefege Feeler
A model is useful because it explains and predicts. It is not a literal photograph of nature.