Cannonball Clowns (Number Line Estimation)


Launch clowns from a circus cannon and try to hit the target. Drag digit cards on the control panel to set the launch distance and choose an appropriate unit of distance. After practicing your clown-launching skills on a number line, move on to the Big Top, Football Field, School Buses, the Golden Gate Bridge, and more!

Screenshot of Cannonball Clowns (Number Line Estimation) Gizmo

LESSON MATERIALS:

  • Assessment Questions

LEARNING OBJECTIVES:

  • Identify an object's location on a number line.
  • Develop strategies for estimating distances.
  • Estimate distances using various measurement units.
  • Convert from one measurement unit to another.

VOCABULARY:

  • approximate, estimate

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