Teach halves, thirds and quarters visually
Three lanes split into halves, thirds and quarters, so children can see and fill the fractions with counters or modelling clay.
Prints as shown on its floor, no supports.
Filament: at most about 56.6 g of PLA printed solid (roughly $1.13 at $20 per kg); normal infill uses less.
To get the files, open it in the generator and choose File › Download STL (one file per part) or Download 3MF (every part on one plate).
The fraction bars tray model measures 200 × 90 × 16 mm (width × depth × height). You can change every size in the free SO3D.xyz generator before you download it.
No. Prints as shown on its floor, no supports.
At most about 56.6 g of PLA (45.7 cm³ printed solid), roughly $1.13 of filament at $20 per kg. Normal infill uses less.
Yes. Open it in the SO3D.xyz generator (free, in your browser), change the size, walls, dividers, holes, text or anything else, then download it as STL or 3MF for your slicer.
Change the size, walls, dividers, holes and labels of the fraction bars tray model in your browser, then download it for your printer. Free, no CAD needed.
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