1. Colour of Frame: |
| Indian Abacus-Digital : |
Light cream colour acts as the best background for the colour images of the value positions - Green (lower sliders) and Red (Upper sliders). Light cream colour is very friendly to the eyes of the present invention |
| Conventional (Manual) Abacus |
The colour of the Frame (black) and the beads are darkishBrown and contrast back ground needs vast improvement to give better visualization of objects |
2 Slots / Rods : |
| Indian Abacus-Digital : |
The slots in which the sliders move are having an ideal fit and the slider movement is very smooth and continuous of the present invention. |
| Conventional (Manual) Abacus |
The rods and beads have play due to imperfect fit. The movement therefore is not comfortable and the beads do not stay in a position. |
3.Sliders / Beads: |
| Indian Abacus-Digital : |
Sliders are chosen to hide and unhide the value positions, displayed through the colour (Red and Green) images.Visualization / Photographic memory 100% possible at its best of the present invention. |
| Conventional (Manual) Abacus |
Beads and background are of constant colours(Brown and Black) and there is no differentiation, which is the biggest weak point in this version of manual abacus. |
4.Stress: |
| Indian Abacus-Digital : |
The images are of bright and contrast colours. There is absolutely no confusion and the stress level is nil of the present invention. |
| Conventional (Manual) Abacus |
The Frame and images - No contrast colour- there is confusion ,Imaging / visualization not so strong and stress to eyes noticed. |
| Indian Abacus-Digital : |
The present invention of Indian Abacus-Digital has two additional features built into it, owing to the objective of the inventor to enable the tool to have online access to the destined website / internet offering Abacus based skills through its package of Learn-practice-test modules.The tool has an interface with the PC. The hardware & software , built in the tool as an adjunct to the physically operable tool, helps the student of abacus, wanting to learn-practice-test the Abacus skills online by accessing the dedicated website, to opt for it and successfully employ to learn-practice-test the skills online. The tool offline also displays the output of the working on the Indian Abacus by the student. The answers/the output of the working are displayed on the screenof the present invention. |
| Conventional Abacus |
The Abacus basically a generic one with the facility to work only manually with the limited scope for visualization as mentioned above. The ubiquitous nature of the Indian Abacus - Digital is totally lacking. |