K-9 math aquarium

Mathematical Trout

Play Mathematical Trout, a K-9 math aquarium game where correct answers earn coins for fish, tanks, food, and koi.

Current Aquarium: Starter Aquarium

$
Coins 0 No debt
How It Works

Earn

Math Questions

Addition

2 + 3 = ?

Addition

Streak 0
Streak Points 0 pts
Accuracy 0% 0 / 0 correct
Reward +5
Tank Food 0

Care

Your Tanks

0 fish 1 tank Hungry soon

Decor

Aquarium Customizer

Customize this aquarium, then buy decor. Bottom decor sinks. Floaty decor drifts near the top.

Shop

Fish Store

Supplies

Food & Passes

Ranked

Fish Collection

Studio

Fish Skin Studio

Design skins for normal fish only. Pick one or more fish, and the price adds up by fish rank.

Saved

Aquariums

Live

Aquarium Leaderboard

Showcase

Bred Koi Likes