Barna Hedenhös i världsrymden (1961)

The Hedenhös Kids in Space. Stone age dad Ben Hedenhös sits and looks at the moon and gets an idea. Why not build a rocket and go to the moon. The family Hedenhös constructs a space rocket and takes off. They stay on the moon for a while but then continues through planet Mars. There, they meet a modern metropolis and are presented to the population in different ways. In the end, they get tired and homesick. They return with the rocket with gifts from Mars.