Math Games

Grade 3 - Shape and Space

Standard 3.SS.3 - Practice finding the appropriate length of various objects. Understand the approximate scale of different metric units.

Included Skills:

Demonstrate an understanding of measuring length (cm, m) by:
• selecting and justifying referents for the units cm and m.
• modelling and describing the relationship between the units cm and m.
• estimating length, using referents.
• measuring and recording length, width and height.
• Provide a personal referent for one centimetre, and explain the choice.
• Provide a personal referent for one metre, and explain the choice.
• Match a given standard unit to a given referent.
• Show that 100 cm is equivalent to 1 m by using concrete materials.
• Estimate the length of an object, using personal referents.
• Determine and record the length and width of a given 2-D shape.
• Determine and record the length, width or height of a given 3-D object.
• Draw a line segment of a given length, using a ruler.
• Sketch a line segment of a given length without using a ruler.