Sequence Summit

Levels 45–99 · sequences

The peak where patterns reveal themselves. Climb by mastering arithmetic and geometric sequences.

Study Before You Play

Brush up on these topics to sharpen your skills for this zone.

Sequences & Patterns

Discover arithmetic and geometric sequences, and learn to find any term in a sequence.

Arithmetic & Geometric Series

Learn to find the sum of arithmetic and geometric series using formulas.

Number Patterns

Explore different types of number patterns and learn strategies to identify and extend them.

Recursion & Recursive Sequences

Understand recursive definitions and how each term depends on the previous one.

Special Numbers & Sequences

Explore fascinating sequences like Fibonacci and triangular numbers.