Skill updates

IXL is continually adding new skills and improving existing ones to offer fresh and exciting ways to practise math, English language arts and science. To accurately reflect the updated content, these curriculum enhancements may include adjustments to skill names and skill codes. Use this page to discover new skills and find old favourites!

Listing
Skill name and permanent skill ID
A.17
A.18
A.19
A.16
A.20
A.13
P.1
A.21
Comparing numbers: up to 1000
A.22
Comparing numbers: up to 100 000
A.23
Pick the greatest/least number: up to 1000
A.24
Pick the greatest/least number: up to 100 000
A.25
Put numbers up to 1000 in order
A.26
Put numbers up to 100 000 in order
P.2
Largest/smallest number possible
P.3
Find the order
B.1
B.3
B.5
B.7
B.9
B.11
B.13
B.15
B.2
B.4
B.6
B.8
B.10
B.12
B.14
B.16
C.1
Add one-digit numbers
C.2
C.3
C.4
C.5
C.6
C.7
C.8
C.9
C.10
C.11
C.12
C.13
C.14
C.23
C.15
C.16
C.17
C.18
C.19
Balance equations up to four digits
C.20
C.21
C.22
D.1
Subtraction facts: up to 18
D.2
D.3
D.4
D.5
D.6
D.7
D.8
D.9
D.10
D.15
D.11
D.12
D.13
D.14
M.8
Comparing: with addition and subtraction
M.9
M.10
M.15
P.4
P.5
C.24
C.25
A.14
Even or odd: arithmetic rules
A.1
Skip-counting by twos
A.2
Skip-counting by fives
A.3
Skip-counting by tens
A.4
Skip-counting by fives and tens
A.5
Skip-counting by twos, fives and tens
A.6
A.9
A.10
A.7
Skip-counting sequences
A.8
A.11
A.12
E.1
E.2
E.3
E.4
E.5
E.6
E.7
E.8
E.9
E.10
E.11
H.10
F.1
F.2
F.3
F.4
F.5
F.6
F.7
F.8
F.9
F.10
F.11
F.12
F.13
L.14
L.15
L.16
A.15
G.1
G.2
G.3
G.4
G.5
G.6
G.7
G.8
G.9
G.10
G.11
G.12
G.13
G.14
G.15
G.16
G.17
G.18
G.19
G.20
G.21
H.1
H.2
H.3
H.4
H.5
H.6
H.7
H.8
H.9
H.11
H.12
Multiply one-digit numbers by two-digit numbers using area models I
H.13
Multiply one-digit numbers by two-digit numbers using area models II
H.14
H.15
H.16
Multiply one-digit numbers by three-digit numbers using area models I
H.17
Multiply one-digit numbers by three-digit numbers using area models II
H.18
H.19
H.20
H.21
I.1
I.2
I.3
I.4
I.5
I.6
I.7
I.8
J.1
J.2
J.3
J.4
J.5
J.6
J.7
J.8
J.9
J.10
J.11
J.12
K.1
K.2
K.3
K.4
K.5
K.6
K.7
K.8
K.9
K.10
K.11
K.12
K.13
K.14
K.15
L.1
L.2
L.3
L.4
L.5
L.6
L.7
L.8
L.9
L.10
L.11
L.12
L.13
M.3
M.4
M.5
M.6
M.11
M.16
M.1
M.2
M.7
M.12
M.13
M.14
M.17
M.18
M.19
M.20
M.21
P.6
N.1
N.2
N.3
N.4
N.5
N.6
N.7
O.1
O.2
O.3
O.4
O.5
O.6
O.7
O.8
O.9
O.10
O.11
O.12
O.13
O.14
O.15
O.16
O.17
O.18
O.19
Q.1
Q.2
Q.3
Q.4
Q.5
Q.6
Q.7
Q.8
R.1
R.2
R.3
R.4
R.5
R.6
R.7
R.8
R.9
R.10
R.11
R.12
R.13
S.1
S.2
S.3
S.4
S.8
S.9
S.11
S.13
S.14
S.10
S.5
Write times
S.6
S.7
S.12
S.15
S.16
S.17
T.1
T.2
T.3
T.4
T.5
T.6
T.7
T.8
T.9
T.10
T.11
T.12
T.13
T.14
T.15
T.16
T.17
T.18
T.19
U.1
U.2
U.3
U.4
Which unit of length is appropriate?
U.5
U.6
U.7
U.8
U.9
U.10
U.11
Which unit of volume is appropriate?
U.12
U.13
U.14
V.13
V.14
V.15
V.1
V.12
V.2
V.3
V.4
V.5
V.21
V.16
V.17
V.18
V.19
V.20
V.6
V.7
V.8
V.9
V.10
V.11
W.1
W.2
W.3
W.4
W.5
W.6
W.7
W.8
W.9
W.10
W.11
W.12
W.13
W.14
W.15
Find the missing side length of a rectangle
W.16
W.17
W.18
W.19
X.1
X.2
X.3
X.4
X.5
X.6
X.7
X.8
X.9
X.10
X.11
X.12
X.23
X.24
X.13
X.14
X.15
X.16
X.17
X.18
X.19
X.20
X.21
X.22
Y.1
Y.2
Y.3
Y.4
Y.5
Select equivalent fractions
Y.6
Y.7
Z.1
Z.2
Z.3
Z.4
Z.5
Z.6
Z.7
Z.8
Z.9
AA.2
AA.1
AA.9
AA.8
AA.3
AA.6
AA.4
AA.5
AA.7
AA.11
AA.12
AA.13
AA.14
Inequalities with decimals
AA.15
AA.16
AA.17
AA.18
AA.19
AA.10
BB.1
BB.2
BB.4
BB.5
BB.6
BB.3
BB.7