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Main
Games
20 mental math levels
- Stage 1: Number Sense Foundations
- Stage 2: Making Tens
- Stage 3: Left-to-Right Addition
- Stage 4: Adding Near Tens
- Stage 5: Complement Subtraction
- Stage 6: Breaking Apart Numbers
- Stage 7: Doubling and Halving
- Stage 8: Bridging Through Tens
- Stage 9: Two-Digit Mental Addition
- Stage 10: Two-Digit Mental Subtraction
- Stage 11: Skip Counting Mastery
- Stage 12: Multiplication as Groups
- Stage 13: Times Tables Shortcuts (×2, ×5, ×10)
- Stage 14: The Distributive Trick
- Stage 15: Multiplying by 9 and 11
- Stage 16: Mental Division Basics
- Stage 17: Percentage Shortcuts
- Stage 18: Simple Fraction Mentals
- Stage 19: Multi-Step Mental Problems
- Stage 20: Speed Strategies and Estimation