Math Reef: Math Games for Kids

Make math practice a little more playful.

In Math Reef, kids guide a fish through the ocean and swim into the right answer. Simple controls, colorful worlds, and bite-sized rounds turn practice into an underwater adventure.

EXPLORE FIVE MATH WORLDS
• Addition
• Subtraction
• Multiplication
• Division
• Exponents

BUILD SKILLS STEP BY STEP
Designed for grades 1–5, Math Reef progresses from foundational facts to more challenging problems. Earlier skills return in review questions, while checkpoint levels let confident learners skip ahead.

EARN STARS AND CROWNS
Earn stars for accuracy, unlock new levels, and collect silver and gold crowns as you master each world. Replay levels to improve your best result.

SIMPLE TO PLAY
Hold to rise. Release to fall. Swim into the answer. Clear feedback helps kids learn from mistakes and keep practicing.

FREE TO TRY
Try the first three levels in Addition, Subtraction, Multiplication, and Division, plus the first Exponents level. A single purchase unlocks every level in all five worlds, with Family Sharing support.

MADE WITH FAMILIES IN MIND
• No ads or third-party tracking
• No account required
• Progress saved on the device
• Purchases and external links protected by a parental gate
• Sound can be turned off in Settings

Dive in and grow your math skills, one answer at a time.