Name
Converting repeating decimals to fractions 1
Description
Practice converting 1- and 2-digit repeating decimals to fractions.
Timed Test
Add using groups of 10 and 100
Description
Practice making groups of 10 and 100 while adding 3-digit numbers. 
Timed Test
Multiply 1-digit numbers by 10, 100, and 1000
Description
Practice multiplication problems like 5x100=500.
Timed Test
Subtract within 1000
Description
Subtract with 2 numbers less than 1000.
Timed Test
3rd grade fractions review problems
Description
Check your understanding of 3rd grade fractions by trying a wide variety of practice questions.
Timed Test
Advanced (plural) possession
Description
Possessive plurals have a complicated relationship with apostrophes, but this exercise is here to help you understand it!
Timed Test
Analyzing categorical data
Description
For example, complete a conditional distribution given a two-way table.
Timed Test
Analyzing structure with rational expressions
Description
Given some information about a real-world context, analyze expressions containing unknown variables that model that context.
Timed Test
Angle basics
Description
Determine which angle has a greater measure by looking at the size of the opening between the angle's rays.
Timed Test
Angular measure 1
Description
warm up questions on angular measure 
Timed Test
Angular Measure 2
Description
Timed Test
Approximating square roots
Description
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Timed Test
Arc length challenge
Description
Solve some challenging problems about the arc length of one-variable curves.
Timed Test
Area enclosed by polar graphs challenge
Description
Solve some challenging problems about area enclosed by one or more polar graphs.
Timed Test
Find area by counting unit squares
Description
Find the area of shapes by counting the unit squares inside them.
Timed Test
Average value of a function challenge
Description
Solve challenging problems that involve finding the average value of a function over an interval.
Timed Test
Average rate of change: graphs & tables
Description
Find a function's average rate of change over a specific interval, given the function's graph or a table of values.
Timed Test
Exploring the parabola construction
Description
Where does the string touch the parabola?
Timed Test
Bitwise operators
Description
Timed Test
Conditional distributions
Description
Practice calculating conditional distributions in two-way tables.
Timed Test