# Soroban Flashcards

Hover over the cards to reveal the numbers

### How to use these flashcards:

Look at each abacus representation and try to determine the number before hovering to reveal the answer. The abacus shows numbers using beads: each column represents a place value (ones, tens, hundreds, etc.). In each column, the top bead represents 5 and the bottom beads each represent 1.

Cards: 10
Range: 123 - 9012
Color Scheme: All beads are the same color
Bead Shape: Diamond

## Speed Memory Quiz

Test your soroban reading skills! Cards will be shown briefly, then you'll enter the numbers you remember.

Cards to Quiz:
Display Time per Card:
2.0s
Card 1 of 10
Get Ready...

### Enter the Numbers You Remember

Cards shown: 0
Guesses left: 0
Found: 0

### Quiz Results

0%

Score: 0 / 0 correct

Time per card: 2.0s

#### Detailed Results:

## Card Sorting Challenge

Click cards and positions to arrange them in ascending order (smallest to largest). No numerals shown - rely on reading the abacus!

Cards to Sort:
Ready to start
0:00

Instructions: Click a card → Click position or + button to place. Click placed cards to move back.

#### Available Cards

#### Sorting Positions (Smallest → Largest)

### 🎯 Sorting Challenge Results

#1
123
#2
456
#3
789
#4
1234
#5
5678
#6
9012
#7
3456
#8
7890
#9
1111
#10
2222

Tip: You can print these cards for offline practice. Numbers will be faintly visible in print mode.