Filters
Red Square Interlocking Box (B) - Y Gong Yong Ming

Interlocking / Wood

Designer: Y Gong Yong Ming
Maker: unknown

Checker-board Interlock box - Y Gong Yong Ming

Interlocking / Wood

Designer: Y Gong Yong Ming
Maker: unknown

IQ FIT - The Z Challenge - Y Gong Yong Ming

2D Packing / Wood

Designer: Y Gong Yong Ming
Maker: mi-toys

IQ FIT - The Ultimate Challenge - Y Gong Yong Ming

2D Packing / Wood

Designer: Y Gong Yong Ming
Maker: mi-toys

IQ FIT - The T Challenge - Y Gong Yong Ming

2D Packing / Wood

Designer: Y Gong Yong Ming
Maker: mi-toys

Burr / Wood

Designer: Y Gong Yong Ming
Maker: Funzzle

Burr / Wood

Designer: Y Gong Yong Ming
Maker: Funzzle

Interlocking / Metal

Designer: Y Gong Yong Ming
Maker: Puzzle Master