Unlock harder levels by getting an average of 80% or higher.

Earn up to 5 stars for each level
The more questions you answer correctly, the more stars you'll unlock!

Each game has 10 questions.
Green box means correct.
Yellow box means incorrect.

Unlock harder levels by getting an average of 80% or higher.

Earn up to 5 stars for each level
The more questions you answer correctly, the more stars you'll unlock!

Each game has 10 questions.
Green box means correct.
Yellow box means incorrect.

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Math Games for Teachers

Grade 3 - Geometry & Measurement

Standard 3.GM.4.1 - Given the perimeter of a figure, calculate the missing side.

Included Skills:

measurement, using standard units (linear, mass, and capacity)
linear measurements, using standard units (e.g., centimetre, metre, kilometre)
capacity measurements, using standard units (e.g., millilitre, litre)
Introduce concepts of perimeter, area, and circumference (the distance around); use of formula and pi to calculate not intended — the focus is on the concepts.
area measurement, using square units (standard and non-standard)
mass measurements, using standard units (e.g., gram, kilogram)
estimation of measurements, using standard referents (e.g., If this cup holds 100 millilitres, about how much does this jug hold?)

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