?Vertical Brain Teaser Russian Blocks Game? This block-arranging game comes with 42 pieces plastic blocks in 6 traditional shapes and 7 colors, a vertical transparent plastic game board with wooden frame and stand. ?Classic Childhood Game? It’s a classic game that we grew up playing for hours, filling up the entire lines with blocks, this perennial favorite of the video game is now being remade as a tabletop board game. It can also be used as tangram blocks to create patterns. ?Skills and STEM Development? Great challenge of eyesight & thinking, improve children's hands-on ability, hand-eye coordination, patience, logical thinking, active their brain function. Inspire children’s imagination and intellectual development while bringing them fun! ?High Quality and Safe materials? The blocks are made of ABS plastic, smooth to touch and safe for your kids, the color is bright and eye-catching. Made of quality solid beech wood, the game board is sturdy so it will last for your kids to play again and again. ?Great Family Game and Ideal Gifts for All Ages? The brain teaser toy is a board game that perfect to play indoors with your friends and family. It is great for all ages to play with, helps increase the intelligence of the kids, to release the pressure of the adults as fidget toy, to help prevent a decline in memory of the elderly.