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SOROBAK FLASH

Visual abacus flashcards

Choose abacus-bead or numeral flashcards, set the speed, then press Start. After each sequence, enter the numbers you remember.

Training mode

IndividualEnter the numbers you remember after each sequence. ClassroomShow the cards to the class, enter each answer, and review the answer key at the end.

Card appearance

◉Sorobak beads 123Ordinary numbers

Number of digits

1 digit2 digits3 digits

Display duration

0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 sec

Number of displaysHow many rounds the exercise contains. Consecutive cardsHow many numbers appear before the answer prompt.

5 cards in total

SOROBAKFLASH

Get ready…

3 Get ready…

Wait for the exercise to begin.

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0

0

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⠿ Online abacusDrag here or use the arrow keys