Rhomb hollow board

17 shapes  3D Geo Solids set(10cm, 4 color);  Rectangle[red]:10.3x10.3x5.3(cm) ; Square: [yellow]5.3x5.3x5.3(cm) ;Cylinder: [red]10.4π,height10.3(cm);Triangular Pyramid:[green-small]-side length:5.4, height:10.3(cm); Circle:[red]diameter10π, height10(cm); Square[red]10.4x10.4x10.4(cm);Pentagonal Prism[blue](Note 1)height:11.6 diagonal length:9.5(cm); Hexagonal Prism[green]height:11.7diagonal length:10.4(cm);Pentagonal Prism[blue]height:10.3 diagonal length:9.4(cm);  Cone[blue]10.5π11.4(cm); Triangular Pyramid[green-big]length:10.5height:10.3(cm); Pyramid-shaped:length/height12.6bottom10.5(cm);  Rectangle[yellow]:10.5x5.3x10.3(cm); Hexagonal: [yellow]diameter5.3πheight10.3(cm); Half Cylinder[yellow]diameter10π,height4.3(cm)

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

Triangle Puzzle W Base 24pcs / color box

Treasure Box

Pentominoespack:  60pcs / set5 colors  (red,yellow,blue,green,orange)      

15cm OH Square Geoboard5x5 pins, there's no pins on the other sideGeoboard 1pc/Shrink pack