there is a small cup with pencils, rulers, and a calculator

cup stationery pencils rulers calculator closeup small overflowing supplies writing office items instruments tools writingutensils accessories desk deskaccessories writingimplements educational study studying school schoolsupplies educationalmaterials learning toolbox organization organized organizationtools organizationutensils sorting sortingitems sortingtools sortingutensils measurement measuring measuringtools measureinstruments