Book a Demo
Select a topic
UK Primary (3-6)
Change textbook
N
u
m
b
e
r
(
o
r
d
e
r
a
n
d
p
l
a
c
e
v
a
l
u
e
)
N
u
m
b
e
r
(
a
d
d
/
s
u
b
)
N
u
m
b
e
r
(
m
u
l
t
/
d
i
v
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
T
a
b
l
e
s
N
u
m
b
e
r
(
p
r
o
p
o
r
t
i
o
n
)
M
u
l
t
i
p
l
i
c
a
t
i
o
n
a
s
c
o
m
p
a
r
i
s
o
n
o
f
s
i
z
e
W
o
r
d
p
r
o
b
l
e
m
s
w
i
t
h
m
u
l
t
a
n
d
c
o
m
p
a
r
i
s
o
n
W
o
r
d
p
r
o
b
l
e
m
s
w
i
t
h
d
i
v
a
n
d
c
o
m
p
a
r
i
s
o
n
W
o
r
d
p
r
o
b
l
e
m
s
(
m
u
l
t
/
d
i
v
)
a
n
d
c
o
m
p
a
r
i
s
o
n
P
r
o
p
o
r
t
i
o
n
s
i
n
u
n
i
t
s
o
f
m
e
a
s
u
r
e
m
e
n
t
(
m
e
t
r
i
c
)
P
r
o
p
o
r
t
i
o
n
s
i
n
u
n
i
t
s
o
f
m
e
a
s
u
r
e
m
e
n
t
(
i
m
p
e
r
i
a
l
)
N
u
m
b
e
r
(
4
o
p
s
a
n
d
m
i
x
e
d
)
N
u
m
b
e
r
T
h
e
o
r
y
D
i
r
e
c
t
e
d
N
u
m
b
e
r
s
F
r
a
c
t
i
o
n
s
D
e
c
i
m
a
l
s
P
e
r
c
e
n
t
a
g
e
s
R
a
t
i
o
s
T
i
m
e
M
e
a
s
u
r
e
m
e
n
t
G
e
o
m
e
t
r
y
P
o
s
i
t
i
o
n
a
n
d
T
r
a
n
s
f
o
r
m
a
t
i
o
n
N
u
m
b
e
r
P
a
t
t
e
r
n
s
S
t
a
t
i
s
t
i
c
s
M
e
n
t
a
l
C
o
m
p
u
t
a
t
i
o
n
C
o
d
i
n
g
a
n
d
A
l
g
o
r
i
t
h
m
s
Log in
Sign up
Book a Demo
Select a subtopic to start exploring