Ninety-nine multiplication learning chess

Abstract

1. The name of the design product: multiplication learning chess. 2. The use of the design product: for primary school students to learn and entertainment. 3. The design points of the design product: the combination of shape and pattern. 4. The picture or photo that best indicates the design points: reference drawing in use. 5. Other components that need to be explained: component 1 is a chessboard, components 2-49 are chess pieces, components 2-47 are chess pieces, components 48 and 49 are the same four chess pieces. 6. Other information that needs to be explained: the top view, bottom view, left view, right view, and rear view of components 3-49 are the same as the corresponding views of component 2, so the left view, right view, top view, bottom view, and rear view of components 3-49 are omitted.

Images