grade 4

Simple Machines. Critical Thinkers.

Grade 4 students apply design thinking to build, test, and improve working models that meet real-world needs.

2-layared conveyor belt

Focus: Learn how pulleys and belts make it easier to move objects over a distance.

Subject Connections:

  • Science – Design and Innovation
    • Test the model to confirm it meets the goal of moving objects over adistance.
    • Use design thinking to adjust belt and pulley placement for direction andspeed.
    • Discuss how material choice affects performance and efficiency.
  • Welness – Collaboration & Critical Thinking
    • Work respectfully in groups, and share ideas.
    • Demonstrate perseverance and creative thinking during problem solving.

powerplant

Focus: Push, Pull, and Stability

Subject Connections:

  • Science
    • Learn how wind (a renewable resource) meets energy needs.
    • Explore gears and pulleys as simple machines that transform energy.
  • Design & Tech
    • Build, test, and improve a working model.
    • Apply design thinking to improve function.
    • Apply problem-solving and collaboration during the build.
Young Engineers

ferris wheel

Focus: Push, Pull, and Stability

Subject Connections:

  • Science
    • Understand how machines like gears control speed and movement.
  • Design & Tech
    • Apply design thinking to improve safety and function.
    • Collaborate, build, and test solutions using mechanical systems.
    • Practice critical thinking and iteration through challenges.