rows and columns of dots
Multiplication
14 lessons
A
Your Multiplication Starting Point
find a comfortable place to begin multiplying
Multiple Meteors
Play
1
Rows of Dots
equal groups, added again and again
2
Star Patrol: Cargo Pods
shoot the pod that carries the total
3
Nothing Times Anything
what happens when a factor is zero
Fill the Facts
Play
4
Times One
a number times one stays itself
5
Times Ten
every dot becomes a ten
6
Star Patrol: Nebula Doors
fly through the door with the right total
7
Factors and Products
the two numbers that make a product
8
Square Numbers
a number times itself
9
Star Patrol: Flipped Pairs
link each fact to its flipped twin
10
Split the Rows
break a big product into two smaller ones
11
Area of a Rectangle
rows times columns fills a rectangle
12
Slice at Ten
cut a rectangle to multiply big numbers
13
Star Patrol: Split the Core
split each core, then shoot the total
turn your device sideways