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Kindergarten · Math · Unit 5 of 10

Shapes & Sizes

Shapes, big and small

What your child practices

Naming flat shapes and solid objects by one feature (sides, corners, rolls or not), and comparing things by size, height, length, weight and how much they hold.

Arizona Academic Standards learning standard: K.G.A.2; K.G.A.3; K.MD.A.2 · naming flat and solid shapes, and comparing objects by length and weight

How we explain it

Children can open this short lesson before they practice.

  1. A circle is round with no corners.
  2. A triangle has 3 sides.
  3. A square and a rectangle each have 4 sides.

Example: Which shape has 3 sides? Count the sides on each shape. The triangle has 3. Answer: The triangle

Shapes & Sizes in Arizona

In the Arizona Academic Standards, this is unit 5 of 10 in Kindergarten Math, after More, Less, Same and before Numbers to 20.

Gradelings describes a child's practice on this unit as Beginning, Approaching, Meeting or Exceeding (Four practice steps). That reflects practice, not a report-card mark: the teacher decides the mark.

Source: Arizona Department of Education

Sample questions

A taste of this unit. In the app, questions change every time and get easier or harder to match your child.

  1. Question 1

    Tap the circle.

    • circle
    • triangle
    • square

  2. Question 2

    Which train is the longest?

    • 🚂🚃🚃🚃
    • 🚂🚃
    • 🚂🚃🚃

  3. Question 3

    Which holds the least water?

    • 🛁bathtub
    • 🍲pot
    • ☕cup

  4. Question 4

    Which is the shortest?

    • 🥄spoon
    • 🔑key
    • 🧹broom

  5. Question 5

    Does it roll? Sort them.

    Sort into: 🔄 Rolls · 🛑 Does not roll

    • 🧱brick
    • 🏀basketball
    • 🍊orange
    • 🧊ice cube
    • 📕book
    • 🥫can

  6. Question 6

    Which is the lightest?

    • 📕book
    • 🚗car
    • 🍃leaf

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