Top 30 Best Toys and Gift Ideas for 9-Year-Old Boys 2020. 1) ThinkFun Gravity Maze Marble Run Logic Game and STEM Toy. 2) Nerf N-Strike Elite Precision Target Set. 3) K’NEX Thrill Rides – Web Weaver Roller Coaster Building Set. 4) Doinkit Darts - Magnetic Dart Board. 5) LEGO The Iron Golem. 6) Jenga Giant Genuine...