➕ Addition Explorer
The Premium Interactive Maths Learning Lab
📊 Choose a Learning Level
Level 1
Count and Add
Master counting objects, picture equations, and number bonds within 10.
Class 1 • Range: 0-10
Level 2
Addition Within 20
Explore number lines, track jumps, find missing addends and basic stories.
Class 1-2 • Range: 0-20
Level 3
Addition Within 100
Work on horizontal and vertical columns without regrouping, plus mental labs.
Class 2-3 • Range: 0-100
Level 4
Addition Within 1,000
Dive deep into base-ten block models, place value transformations and carrying rules.
Class 3-4 • Range: 0-1000
Level 5
Addition Within 10,000
Advanced multi-digit column layout calculations, financial word models and estimation.
Class 4-5 • Range: 0-10000
Level 6
Teacher Challenge Lab
Fully customizable workspace. Configure addends, column layout parameters, and carrying flags.
Advanced / Custom Engine
Lab Module
Dynamic exploratory sandbox
📝 Interactive Blank Scratchpad (Draw your carries here!)