Slide Blocks 75 Pieces Modular and compatible building blocks are designed so your kids can focus on the fun. They encourage spatial intelligence and an understanding of basic physical concepts such as acceleration and gravity. Whether following an instruction booklet or playing free, the marble building set is the perfect starting point. Building a ball to roll from a point helps children learn analytical thinking skills by teaching and developing their knowledge of gravity, planning, memory, reasoning, problem solving. Age Group: 3+
