Dive into fun math practice with this creative ocean-themed activity! Children practise numbers 0-20, addition, and subtraction while coloring by code to reveal a hidden picture. When finished, they fold their work into a shell-shaped craft that opens to show a colorful surprise inside.

A perfect combination of math, creativity, and hands-on learning.

What’s included (6 designs with increasing difficulty)

• Match numbers 1–10
• Match numbers 11–20
• Addition (answers within 1–10)
• Addition (answers within 11–20)
• Subtraction (answers within 1–10)
• Subtraction (answers within 11–20)

How it works

1. Solve the math problems
2. Match each answer to the correct color
3. Color the picture using the code
4. Cut and fold along the lines to create an opening shell

When opened, the shell reveals a bright ocean-themed image inside.

Why you’ll love it

• Combines math practice with a fun craft
• Differentiated levels for easy progression
• Reinforces number recognition and early operations
• Encourages fine motor skills and concentration
• Low-prep, print-and-go activity

This ocean math craft makes learning engaging and interactive while helping children build confidence in early math skills.