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Learn a Fact: 2 x 2

Fact Navigator

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2

x2


4

2

x2


4

2
X 1
2
2
X 3
6
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the self correcting quiz

1
1
x  1
2
1
x  4
3
9
x  0
4
0
x  3
5
0
x  8
6
0
x  6
7
3
x  1
8
1
x  9
9
2
x  0
10
8
x  1
11
2
x  1
12
1
x  7
13
5
x  0
14
0
x  1
15
5
x  1
16
0
x  4
17
6
x  1
18
2
x  2
19
7
x  0
20
2
x  2
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