Abacus from NIVH

A portable arithmetic tool featuring a rectangular frame divided unequally into upper and lower decks by a central bar. Equipped with 15 rods, each adorned with one bead above the bar and four below, our device, crafted from ABS plastic, facilitates swift calculations for addition, subtraction, multiplication, and division. Its compact and lightweight design ensures ease of use and portability. By sliding the rods and engaging in calculations, users enhance their mathematical proficiency, fostering improved focus and concentration. For convenience during travel, the device includes a carry case, making it an ideal companion for on-the-go learning.