[Amethyst_ice]

Sometimes young hamsters can get a bit wheel obsessed. It can lead to them losing a bit of weight and getting worn out in some cases. However, durng the bonding statge, you want them to be comfortable in their new home but also interested in you. So if they are spending lots of time on the wheel, you may not be quiet as appealing!

You could put it in a few times a week, or as Imogen suggested, in a free range area just under they settle and you have bonded more