Investigations

Materials:

  • paper
  • pencil
  • ruler or straight edge

Polygons are closed shapes with only straight sides. Polygons have different names depending on the number of sides they have.

outlines of triangles, quadrilaterals, hexagons, heptagons and octagons

  1. Ask your child to explain what they know about each kind of polygon. Encourage your child to talk about the number of sides each polygon has.
  2. Have your child use a pencil and ruler to draw shapes with three to eight sides.
  3. Ask your child to name the type of polygon it is.
  4. Draw some shapes with three to eight sides, and ask your child to identify them.

Possible Extensions:

Polygon Riddles:

  • Which 2 polygons would have 8 sides altogether? Can you find another answer?
  • Which 3 polygons would have 14 sides altogether? Can you find another answer?
  • Polygon Picture – create a picture that has at least 3 different polygons.

Adapted from mathies.ca