Multifunctional jigsaw puzzle board for children

A multifunctional jigsaw puzzle board for children, comprising a jigsaw puzzle board body and a storage box;

• wherein the jigsaw puzzle board body is formed by four linearly extending edge portions, and the four linearly extending edge portions comprises a first edge portion, a second edge portion, a third edge portion, and a fourth edge portion;
• wherein the first edge portion and the second edge portion are arranged opposite and parallel to each other, and the third edge portion and the fourth edge portion are also arranged opposite and parallel to each other;
• wherein the four linearly extending edge portions are connected end to end via four right-angle structures to form a closed geometric shape;
• wherein an included angle between the first edge portion and the third edge portion is 90±0.5 degrees, and an included angle between the second edge portion and the fourth edge portion is also 90±0.5 degrees;
• wherein a front of the jigsaw puzzle board body is provided with a jigsaw puzzle area for assembling jigsaw puzzle pieces, a rear of the jigsaw puzzle board body is provided with a chalkboard area for chalkboard writing, and the jigsaw puzzle board body is further provided with a mounting slot that opens outward;
• wherein the storage box is slidably arranged in the mounting slot and is pulled outward, and the storage box is provided with a storage compartment for holding various items;
• wherein the jigsaw puzzle board body comprises a middle sandwich plate, a front cover plate, a front frame, a rear cover plate, and a rear frame;
• wherein a notch is formed on a peripheral edge of the middle sandwich plate;
• wherein the front cover plate and the front frame are securely attached to a front of the middle sandwich plate, an outer surface of the front cover plate is configured to define the jigsaw puzzle area, the front frame is configured to surround a periphery of the front cover plate, and an outer surface of the front frame is configure to protrude beyond the outer surface of the front cover plate;
• wherein the rear cover plate and the rear frame are securely attached to a rear of the middle sandwich plate, an outer surface of the rear cover plate is configured to define the chalkboard area, the rear frame is configured to surround a periphery of the rear cover plate;
• and
• wherein the front cover plate, the front frame, the rear cover plate and the rear frame are respectively configured to cover front and rear openings of the notch to form the mounting slot.