Brilliant
Courses
Sign up
Log in
Pre-Algebra Puzzles
Flex your skills with some quick and fun pre-algebra puzzles.
21 Lessons
Pre-Algebra Puzzles I
Start
Make the Forty-Two
Follow the Arrows
Unpuzzle the Circles
What's in the Circle?
An Hourglass Full of Circles
Numbers in a Hexagon
Pre-Algebra Puzzles II
Mystery in the Middle
Round and Round
Rectangle Minus a Rectangle
Behind the Question Mark
Sum of All Circles
Start in the Middle
How Many Values?
Some Circles Matter More
They Aren't Zeros
Some Circles Matter More
Squaring the Circles
Sum in the Circle
Some of the Solutions
Encircled Integers
Enough Information?
Course description
Flex your skills with some quick and fun pre-algebra puzzles.