Big right triangle hollow board

3D expansion Geo solids set without glass box. pack 10 pcs / white paper box size: 10cm 10 shapescontain triangular prism, cube, pentangular prism,hexagonal prism,cylinder, triangular pyramid, square pyramid, hexagonal pyramid and pentagonal pyramid.

Small logical sorting ring setpack:15pcs/sestsize:outside diameter 25cmcolor: 3 colors mixed 

3D Geo Solids setpack: 40 pcs size: 2.54 cm (1 inch)10 shapes 4 color :red ,yellow.blue ,green

OH Geo Solids no cover Setpack: 6 pcs / white paper box6 shapes size:10cm

12.5cm 6 colors 6pcs / setGeoboard 5X5 pins, the other side circle diameter is 10cm with 17 pins size:12.5x12.5x1.8cm, accessories : 6 rubber band /set

15cm OH Circle Geoboard29 pins, there's no pins on the other side