Decimaster requires users to represent fractions and decimals in various different ways. Decimaster: match-up 1 Decimaster: match-up 2 Decimaster: match-up 3 Decimaster plus: match-up 1 Decimaster plus: match-up 2 Decimaster plus: match-up 3 Decimaster group: match-up 1 Decimaster group: match-up 2 Decimaster group: match-up 3
Design Briefs explores fractions and decimals in the context of proportions of areas. Design a park Design your own park Park fractions
Divide It Up helps users explore grouping to solve division problems. Divide it up: kittens Divide it up: hardware Divide it up: puppies Divide it up: grouping tool Divide it up: sharing tool
Fraction Fiddle helps users explore problems involving fractions. Fraction fiddle: matching cake fractions Fraction fiddle: comparing unit fractions Fraction fiddle: comparing non-unit fractions Fraction fiddle: hit the apple Fraction fiddle: shoot the hoop Fraction fiddle: reach the target
Number Line helps users to record how they solve addition and subtraction problems using a number line. Number Line
Pobble Arrays uses an array model to explore factors and multiples. Pobble arrays: make multiples Pobble arrays: find a factor Pobble arrays: find two factors
Scale Matters helps users explore numberlines with a variety of scales. Scale matters: tenths Scale matters: tens of thousands Scale matters: hundredths Scale matters: range of numbers
Squirt helps users explore and express proportional relationships. Squirt: two containers: level 1 Squirt: two containers level 2 Squirt: two containers
The Difference Bar helps users solve subraction problems by partitioning and comparing. The difference bar: make your own hard subtractions The difference bar: generate hard subtractions Difference bars
The Multiplier helps users solve multiplication problems by partitioning and combining. The multiplier: make your own easy multiplications The multiplier: generate easy multiplications The multiplier
The Part Adder helps users add numbers by partitioning and combining. The part-adder: make your own hard sums The part-adder: generate hard sums The part-adder
The Take-Away Bar helps users solve subraction problems by partitioning. The take-away bar: make your own hard subtractions The take-away bar: generate hard subtractions Take-away bars
Wishball is a game involving addition and subtraction with place value. Wishball: whole numbers Wishball: tenths Wishball: hundreths Wishball: thousandths Wishball: ultimate Wishball challenge: whole numbers Wishball challenge: tenths Wishball challenge: hundredths Wishball challenge: thousandths Wishball challenge: ultimate
NLVM: Fraction manipulatives Fraction pieces Fractions: visualising Fractions: naming Fractions: parts of a whole
NLVM: Number manipulatives Numberline arithmetic Numberline bars Diffy Rectangle multiplication Circle 99
Learn Alberta: Exploring Number series. Exploring number patterns
Modeling Numbers helps users to explore numbers using a variety of representations. Modeling Numbers: 6-digit numbers
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