Grade 3

Perimeter and area with squares

Use floor tiles, grid boxes, and square units to notice the difference between going around a shape and covering a shape.

Category: Number Sense & Math Thinking 8 min Confident
Aa Tap Say Read

Trace the outside edge for perimeter and count the inside squares for area. Keep the shapes small and easy to see.

Listen and learn

Hover on desktop or tap on mobile to hear each card.

P Picture card
Sound card

Perimeter

around the edge

Walk your finger around the outside.

Example: Perimeter means the distance around.

A Picture card
Sound card

Area

inside the shape

Count how many square boxes are covered.

Example: Area means the space inside.

R Picture card
Sound card

Rectangle on a grid

count and compare

Do the perimeter and area separately.

Example: This rectangle has an area of 6 square units.

Try a worksheet next

These printables match this lesson's stage and theme, so a child can move from screen practice to calm hands-on work.

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