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Stiftung Kinder Forschen: Experiments for children
This website offers a range of experiments, each visualized with photos and explained with a pedagogical-didactic explanation.
The experiments are organized by theme:
- astronomy;
- building and constructions;
- communication;
- sound;
- health;
- carbon …
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Sage: Advanced math software
Sage is an Open Source Computer Algebra system ideally suited for students of mathematics, and all other STEM fields, more advanced than any graphing calculator. Furthermore, Sage is based on the popular Python programming language. Sage can be used …
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RekenTest: Mental arithmetic
RekenTest is a flexible and interactive program to train, analyze and test mental arithmetic.
The program is basically designed for sums above 100, but can also be used as a table trainer, for example.
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