Description: - Feature: What this product can offer you is that see the three dimensional effect without wearing 3d glasses because it is produced with holographic projector technology. - Scientific Experiments: Interesting science experiment kits, improves hand and thinking skills, discover the mystery of science. - Material: Made of environmentally durable materials. - Learning Toy: This educational toy is suitable for boys and girls over 3 years old, It stimulates children's scientific interest through fun scientific experiments and makes them has&; fun exploration and discovery. - Science Teaching Tool: Diy 3d holographic projector toy is wonderful teaching equipment for student science and technology education.Specification: - Material: WoodSize Chart:12.6cmx12.6cmx5cm/4.96inchx4.96inchx1.97inchPackage Includes:1 Children Educational Toy