Name
Calculating factorials
Description
Understand how to calculate and use factorials
Timed Test
Marginal distributions
Description
Practice calculating marginal distributions in two-way tables.
Timed Test
Calculating the touching point
Description
Calculate a point on a parabola using the string art construction
Timed Test
Matchboxes and problem solving
Description
Timed Test
Composite transformations
Description
Understand the result of combining different transformations
Timed Test
Common expressions: hard
Description
Can you spot the correct prepositions to use in these conventional expressions?
Timed Test
Commutative and non-commutative transformations
Description
Understand which sets of transformations are commutative.
Timed Test
Congruence relation
Description
Timed Test
Continuity challenge
Description
Review your understanding of continuity with some challenge problems.
Timed Test
Convergence tests challenge
Description
Review your knowledge of the various convergence tests with some challenging problems.
Timed Test
Counting casts 1
Description
Counting actors
Timed Test
Counting casts 2
Description
Counting casts
Timed Test
Counting systems and the Pirahã tribe
Description
Timed Test
Count tens
Description
Practice counting by tens.
Timed Test
Decimals on the number line: hundredths 0-0.1
Description
Graph hundredths between 0 and 0.1 on a number line.
Timed Test
Decimals on the number line: tenths 0-1
Description
Graph tenths between 0 and 1 on the number line.
Timed Test
Decompose figures to find volume (unit cubes)
Description
Find the volume of irregular 3D figures made up of unit cubes by dividing the figures into rectangular prisms and finding the volume of each part.
Timed Test
Derivatives basics challenge
Description
Review your conceptual understanding of derivatives with some challenge problems.
Timed Test
Distribution warmup
Description
Understand that a set of data collected to answer a statistical question has a distribution which can be described by its center, spread, and overall shape.
Timed Test
Divide fractions by whole numbers
Description
Practice dividing fractions by whole numbers.
Timed Test