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This Tri-Triangles activity also includes:

Develop an understanding of algebraic sequences through an exploration of patterns. Five leveled problems target grade levels from elementary through high school. Each problem asks young mathematicians to recognize a geometric pattern. Initially, learners simply describe the patterns and then progess to writing arithmetic and geometric sequence equations.

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CCSS: Designed
Additional Tags
Instructional Ideas
  • Provide manipulatives for your classes to build shapes as they explore each problem
Classroom Considerations
  • Expects an understanding of number patterns
  • Requires toothpicks
  • Includes hands-on activities 
  • Reinforces vocabulary usage throughout the problem scenarios
  • None