Let’s Investigate!

Engaging tasks for exploring new ideas in enVision® Mathematics for grades K-8
Let's Investigate! offers students opportunities to spend more time focused on problem-solving.


enVision® Mathematics from Savvas Learning Company is used in K-8 math classrooms everywhere. This award-winning program helps students develop deep conceptual understanding aided by visual models, personalized learning, and 3-act tasks. Vertical alignment from Kindergarten through Grade 12 helps schools address mathematical standards.

Let’s Investigate features in enVision® Mathematics introduce students to new concepts and lay a foundation for upcoming lessons. Learn more below and sign up for virtual samples to see them for yourself!

Take a Deeper Look at Let’s Investigate Lessons

  • Explore Problem Solving
  • Based on the “5 Practices"
  • Apply Prior Knowledge

Explore Problem Solving

This feature offers more opportunities for students to explore problem solving and dig deeper into the mathematics.

  • Provide a full class-period, problem-based learning experience.
  • Encourage productive struggle by activating prior knowledge to build on in future lessons.
  • Real-world contexts ask students to draw on their own experiences.
  • Hands-on activities incorporate physical and digital manipulatives.
  • Promote a growth mindset and learning together.

View K-5 Virtual Samples

View 6-8 Virtual Samples


Based on the “5 Practices"

Based on the “5 Practices for Orchestrating Productive Mathematics Discussions” (Smith and Stein), the material supports teachers as they:

  • Anticipate students’ solution strategies.
  • Monitor students’ solutions.
  • Select solutions for students to present.
  • Sequence solutions that students will present.
  • Connect students’ strategies and connect to key ideas.

View K-5 Virtual Samples

View 6-8 Virtual Samples


Apply Prior Knowledge

Additionally, samples of student work show different ways students might apply their prior knowledge to the task.

  • Solutions range from basic to more sophisticated approaches and often include concrete, pictorial, and abstract representations.
  • Misconceptions are also illustrated with student samples.
  • Questions to ask students about their work are provided along with suggestions of what to listen for in responses.

View K-5 Virtual Samples

View 6-8 Virtual Samples


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