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Educational game “Stack & Sort"

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0.2mm layer, 2 walls, 15% infill
0.2mm layer, 2 walls, 15% infill
Designer
5.5 h
7 plates
5.0(3)

Stronger PETG 0.2mm layer, 2 walls, 15% infill
Stronger PETG 0.2mm layer, 2 walls, 15% infill
5.4 h
7 plates

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Description

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Educational game “Stack & Sort ”

Set of geometric shapes to stack on pegs, designed for Montessori-inspired activities. Children explore shapes, colors, and sizes as they thread and stack the pieces: a hands-on game that trains fine motor skills, hand-eye coordination, and pincer grasp, skills essential for writing and daily independence. 

What children learn

  • Recognition of shapes and colors: associating the correct piece with the peg and creating color series helps to classify and consolidate early logical concepts. 
  • Fine motor skills and coordination: picking up, orienting, and threading the pieces develops precision in movements and manual control. 
  • Problem solving and spatial thinking: understanding “how to pass” the shape and how to stack it without the tower falling trains foresight, resilience, and error management. 
  • Early mathematical skills: counting holes, creating repeated patterns (e.g., circle-triangle-square), and ordering by size introduce one-to-one correspondence, sequences, and comparison. 

Guided play ideas

  1. Match & Count – “Find the right peg and count the holes in the shape.” (early correspondences and counting). 
  2. Pattern Party – “Repeat the red-green-red-green pattern” or create shape/color sequences.
  3. Stable Tower Challenge – “How many pieces can you stack before it falls?” (balance, patience, perseverance).

Model details (for 3D printing)

  • Designed for FDM printing in PLA; rounded edges for tactile comfort.
  • Scale: 100% (recommended); check peg tolerances based on your machine.
  • Tips: increase perimeters for strength; light sanding makes threading smoother.
  • Warnings: contains small parts – recommended ages 3+ and always under adult supervision (3D printed plastics are not certified toys).

Why it works

Stacking games and “shape sorters” are considered key tools in early childhood: they promote classification, sustained attention, and basic cognitive skills in a playful and screen-free way. Established educational brands (Hape, Melissa & Doug, etc.) highlight the same benefits on similar products, confirming the educational value of the activity. 

 

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