Forlaget Carlsen, Mumitrolden og midsommermysteriet legemad Build your own challenging marble

Build your own challenging marble track—either as shown on the box or enjoy experimenting by creating new designs

At the end of each handle

Do not leave it attached to your child’s clothing while they are sleeping

There is plenty to learn about our shared earth

Forlaget Carlsen, Mumitrolden og midsommermysteriet legemad Build your own challenging marbleIt's a lovely midsummer afternoon in Moominvalley, and the entire Moomin family is enjoying the great outdoors. But suddenly, Moominpappa's precious notebook and fountain pen go missing, and the garden feels unnaturally cold. Can Moomintroll and his friends solve the mysterious puzzle? For ages 3 6 Number of pages: 32