Sea animals DIY 3D puzzles are fun and educational STEM toys. The assembly process of this kids exploring set, inspires thinking skills, reasoning skills and creativity to assemble a variety of marine toy 3D models. This 3D puzzle is beginner friendly with easy to understand instructions, yet still provides you with a challenge! You’re in for 2-3 hours of fun. I t also Increase finger dexterity. Upgrade your DIY project with build+paint, color your puzzle set for home display! Playing with 3D Puzzles improves spatial ability, which predicts achievement in STEM. Our DIY 3D Wooden Puzzles have easy punch-out sheets that are high-quality and fun to use. The fact that our supplies are made of non-toxic plywood that is safe for the environment is an added bonus. Because this puzzle is often used by children, we made sure that the edges of each item have a smooth finish and no jagged edges.