📊
Number Lines
A game in Math Mountain · Ages 6–7
🎯 Skills your child practices
- ✓ Number line
- ✓ Ordering
- ✓ Number sense
💡 Why it matters
A mental number line underpins addition, subtraction, and estimation.
🏡 Try it offline
- 🧩 Practice “number lines” with everyday objects at home.
❓ Parent FAQs
＋What does Number Lines teach?
A mental number line underpins addition, subtraction, and estimation.
＋What if my child gets one wrong?
Nothing bad happens — they simply try again. We never punish mistakes and celebrate effort.