nzmaths

Mobile Phone Plans provides a context for the use of line graphs.
Mobile phone plans: find the best deal 1
Mobile phone plans: find the best deal 2
Mobile phone plans: find the best deal 3
Mobile phone plans: peak and off-peak
Mobile phone plans: one company
Mobile phone plans: several companies

Triathlon helps users explore features of a distance-time graph.
Triathlon: distance-time graphs (Requires Digistore login)
Triathlon: triathlete (Requires Digistore login)
Triathlon: elite triathletes (Requires Digistore login)
Triathlon: the course (Requires Digistore login)

NLVM: Algebra manipulatives
Algebra balance scales: negatives
Grapher

Trigonometry develops the concept of trigonometry from simple comparisons to more formal approaches.
Trigonometry: measuring with triangles
Trigonometry: similar triangles
Trigonometry: cosine
Trigonometry: sine
Trigonometry: tan
Trigonometry: using sine
Trigonometry: using cosine
Trigonometry: using tan
Trigonometry: find hypotenuse
Trigonometry: find angles

NLVM: Space manipulatives
Pentominoes
Tessellations
Pattern blocks
Geoboard
Platonic solids
Polyominoes
Golden rectangle

Learn Alberta: Exploring Space series.
Exploring diameter and circumference
Exploring relationships of angles

Learn Alberta: Exploring Measurement series.
Exploring triangles
Exploring trigonometry

Area of Compound Shapes helps users to find the area of compound shapes by breaking them into rectangles and triangles.
Compound shapes: small shapes
Compound shapes: medium-sized shapes
Compound shapes: large shapes
Compound shapes

Area of Triangles helps users to find the area of triangles.
Area of triangles: triangles with a right angle
Area of triangles: height intersects with the base inside the triangle
Area of triangles: height intersects with the base outside the triangle
Area of triangles: triangles without vertical or horizontal sides
Area of triangles

Learn Alberta: Exploring Measurement series.
Exploring the Pythagorean theorem
Exploring area and perimeter

Biscuit Factory explores ratio relationships in the context of gears.
Biscuit factory: ratios
Biscuit factory: complex ratios
Biscuit factory: directions
Biscuit factory: create a two-gear system
Biscuit factory: create a three-gear system
Biscuit factory: gears and speed

Drive helps users solve proportional problems with distance and time.
Drive: hard problems

Squirt helps users explore and express proportional relationships.
Squirt: three containers: complex proportional relationships

NLVM: Number manipulatives
Sieve of Eratosthenes
Pascal's triangle

Learn Alberta: Exploring Number series.
Exploring order of operations
Exploring powers of 10

Learn Alberta: Exploring Fractions and Percentages series.
Exploring combined percentages

Learn Alberta: Exploring Measurement series.
Exploring ratios and proportions
Exploring square roots

Bases helps users explore numbers in different bases using a place value model.
Bases

Matchbox Machine is designed to help students understand how to construct and interpret boxplots.
Matchbox machine: take a sample
Matchbox machine: plot the variation
Matchbox machine
Matchbox machine: varying scoop size and speed
Matchbox machine: varying scoop size
Matchbox machine: varying speed

Rice Crisp Machine is designed to help students understand how to construct and interpret boxplots.
Rice crisp machine: take a sample
Rice crisp machine: plot the variation
Rice crisp machine

NLVM: Chance manipulative
Coin tossing

NLVM: Data manipulative
Scatterplot