... parts of the bridge at home and transport the parts to Derdia, because, on the one hand, it would be expensive, and on the other hand, then the Derds could not master (=learn) the skills of bridge ... shopping there, they have to walk for days to get around the canyon and reach the market If there was a bridge over the canyon, the trip would take only hours It is important to not just build the ... limit 30-45 minutes for reading these instructions, planning the construction and making the first visit to Derdia Then 30-45 minutes for building the bridge and training the Derds It’s very important...