ALGEBRA
Bridge Builder introduces users to simple linear number patterns.
Bridge builder: triangles 1
Bridge builder: triangles 2
Bridge builder: quadrilaterals
Bridge builder: complex structures
Bridge builder: pentagons
GEOMETRY
MEASUREMENT
NUMBER
Scale Matters helps users explore numberlines with a variety of scales.
Scale matters: simple units
Place Value Blocks allows users to build numbers with 1s, 10s, 100s and 1000s blocks.
Place Value Blocks
The Part Adder helps users add numbers by partitioning and combining.
The part-adder: make your own easy sums
The part-adder: generate easy sums
The part-adder: make your own hard sums
The part-adder: generate hard sums
The Take-Away Bar helps users solve subtraction problems by partitioning.
The take-away bar: make your own easy subtractions
The take-away bar: generate easy subtractions
The difference bar: make your own hard subtractions
The difference bar: generate hard subtractions
The Difference Bar helps users solve subtraction problems by partitioning and comparing.
The difference bar: make your own easy subtractions
The difference bar: generate easy subtractions
The difference bar: make your own hard subtractions
The difference bar: generate hard subtractions
Number Line helps users to record how they solve addition and subtraction problems using a number line.
Number Line
STATISTICS