Recommendations for good value bed for small room

[Rainbowinthesky]

Needs to have storage preferably underneath or at least room to put stuff and be suitable for a six year old. Oh and fairly cheap but wont collapse after 2 minutes.

Any recommendations please??

TIA

we got off freecycle an argos shortie mid sleeper and it was absolutely fine, very good vlaue new too

Thanks. We've been looking at freecycle/ebay/loot etc.