Werkwoordleraar

Playfully learn important Dutch and Flemish verb forms: Present tense, perfect tense, past tense

For users based in Germany or German-speaking users only:

FunkTraining2Go

Exam preparation for German ham radio licenses as well as maritime and aeronautical radio operator certificates

Flugfunktrainer

Practical and theoretical exam preparation for German aeronautical radio operator certificates

Schiffsfunk

Interactive exam preparation for German maritime VHF radio operator certificates (theoretically and practically)