STEM Tips for Parents
Fail Forward

Let Them Tinker: Simple STEM Learning at Home

Give your child time to build things, take them apart, customize, and make mistakes without a set goal.

Tinkering gives children time to explore materials before deciding what to make. A box can become a maze, a bridge, or something that changes halfway through. The adult's role is to provide a manageable workspace and useful support while leaving the important design choices with the child.

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Leave room for a changing idea

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Begin with an invitation to explore rather than a finished example to copy. The Exploratorium describes tinkering as learning through personally meaningful making and experimentation. [1] A child can investigate how cardboard bends or how a ball moves before choosing a specific challenge.

When something catches or collapses, describe what you notice. A comment about a narrow corner gives the child information without announcing the repair. If frustration rises, offer a small choice or a break. Support should make another attempt possible while keeping the project in the learner's hands.

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Try a cardboard maze

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Materials: A shallow box, clean cardboard strips, masking tape, a marker, child-safe scissors, and an age-appropriate ball. An adult handles difficult cuts and selects parts suitable for the child.

  1. Explore first. Let your child arrange loose strips and roll the ball. If they choose a maze, invite them to mark a start and finish and decide where the route should go.
  2. Build a short section. Tape down a few walls and test the route by gently tilting the box. Ask for a prediction before the next attempt. Leave room to change the plan.
  3. Revise one feature. If the ball sticks, widen a turn or adjust a wall. Test again and compare the result. Save the first version in a sketch or photograph.

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Notice the decisions behind the build

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Tilting the box changes how gravity moves the ball through the route; walls redirect it, and surface contact can slow it. Ask which change made a difference and what the child wants to investigate next. Their explanation matters more than a polished maze.

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Resources

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[1] Exploratorium — The Tinkering Studio

[2] Exploratorium — Marble Machines activity guide

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