x² + y² = r²
f(x) = ax² + bx + c
∫ f(x) dx
Σ (from i=1 to n)
lim (x→∞)

Sum and Solve

Master Addition Through Interactive Quizzes

Improve Your Math Skills While Having Fun

Progress through increasingly challenging levels and earn cat badges!

How It Works

Answer Questions

Solve addition problems at your current level.

Earn Points

Get +5 points for correct answers, -2 for incorrect.

Level Up

After 20 correct answers, advance to the next level.

Collect Badges

Earn adorable cat badges for each level completed.

Quiz Levels

Level 1

Single digit addition (two numbers)

3 + 5 = ?

Level 2

Two digit addition (two numbers)

24 + 17 = ?

Level 3

Mix of Level 1 and 2

7 + 42 = ?

Level 4

Two digit addition of three numbers

15 + 23 + 31 = ?

Level 5+

Increasing complexity

More digits, more numbers

Cat Badges

Level 1 Cat Badge

Level 1: Kitten

Complete your first level!

Level 2 Cat Badge

Level 2: House Cat

Master two-digit addition!

Level 3 Cat Badge

Level 3: Clever Cat

Handle mixed difficulty!

Level 4 Cat Badge

Level 4: Math Cat

Conquer three-number addition!

Level 5 Cat Badge

Level 5: Genius Cat

Advanced math skills!