Cubic Fun 3D Puzzle from the National Geographic series - Tower Bridge. CubicFun is a three-dimensional puzzle, a puzzle constructor made of paper and foam board. No additional tools or glue are required to assemble the puzzle. These original design puzzles will interest not only children but also their parents. The completed three-dimensional puzzles look truly impressive - just like real buildings. The puzzles accurately replicate even the smallest details of the buildings' appearance. By assembling them, children will not only have fun but also gain a lot of useful information! Puzzle size: 79.5 x 17.5 x 21.5 cm - 120-220 minutes. Warning! Not suitable for children under 3 years: there are small parts. Choking hazard!.