Volume Vault

Levels 38–99 · volumeSurface

A 3D treasure vault packed with shapes. Calculate volumes and surface areas to claim its contents.

Study Before You Play

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

Volume Basics

Learn to calculate the volume of prisms and other 3D shapes.

Area Basics

Surface area is built on 2D area — master area before tackling surface area.

Pythagorean Theorem

Applies to diagonal measurements in 3D shapes and surface area calculations.