Sit straight, keep the abacus flat, and use the non-dominant hand to hold the frame steady.
Level 1 is the most critical stage of abacus training. It builds the "mental image" of the soroban (Japanese abacus) in a student's mind. A well-structured workbook helps: abacus level 1 workbook pdf free download
To help younger children recognize bead patterns. Sit straight, keep the abacus flat, and use
Translating beads into numerical values instantly. keep the abacus flat
Mastering addition and subtraction without "formulas" (small friends/big friends).