For a list of all items and upgrades within the Construction skill, see Construction/All milestones.

Study built

A study with its usual contents and furniture.

There are 7 different hotspots available: A Study in a player-owned house is a room where the player can create teleport or enchant tablets

Building a study requires level 40 Construction and 50,000 coins.

  • Globe
  • Lectern
  • Crystal ball
  • Telescope
  • Wall chart
  • Bookcase
  • Exit


GlobeGlobe icon413 Oak planks180
Ornamental globeOrnamental globe icon503 Teak planks270
Lunar globeLunar globe icon593 Teak planks, 1 gold leaf570
Celestial globeCelestial globe icon683 Teak planks, 1 gold leaf570
Armillary sphereArmillary sphere icon772 Mahogany planks, 2 gold leaves, 4 steel bars960
Small orrerySmall orrery icon863 Mahogany planks, 3 gold leaves1320
Large orreryLarge orrery icon953 Mahogany planks, 5 gold leaves1420


Mahogany eagle lectern

A player creates tablets with the Mahogany Eagle Lectern.

Used to make teleport tablets.
Oak lecternOak lectern icon401 Oak plank60
Eagle lecternEagle lectern icon472 Oak planks120
Demon lecternDemon lectern icon472 Oak planks120
Teak eagle lecternTeak eagle lectern icon572 Teak planks180
Teak demon lecternTeak demon lectern icon572 Teak planks180
Mahogany eagle lecternMahogany eagle lectern icon672 Mahogany planks, 1 gold leaf580
Mahogany demon lecternMahogany demon lectern icon672 Mahogany planks, 1 gold leaf580

Crystal ball

Used to change the element of basic, battle, and mystic staffs.

Crystal ballImageLevelMaterialsExperience
Crystal ballCrystal ball icon423 Teak planks, 1 unpowered orb280
Elemental sphereElemental sphere icon543 Teak planks, 1 unpowered orb, 1 gold leaf580
Crystal of powerCrystal of power icon662 Mahogany planks, 1 unpowered orb, 2 gold leaves890


Wooden telescopeWooden telescope icon442 Oak planks, 1 piece of molten glass121
Teak telescopeTeak telescope icon642 Teak planks, 1 piece of molten glass181
Mahogany telescopeMahogany telescope icon842 Mahogany planks, 1 piece of molten glass580

Wall chart

Wall chartImageLevelMaterialsExperience
Alchemical chartAlchemical chart icon432 Bolts of cloth30
Astronomical chartAstronomical chart icon633 Bolts of cloth45
Infernal chartInfernal chart icon834 Bolts of cloth60


Wooden bookcaseWooden bookcase icon44 Planks, 4 nails115
Oak bookcaseOak bookcase icon293 Oak planks180
Mahogany bookcaseMahogany bookcase icon403 Mahogany planks420

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