Children's activity kits comprising laser cut toy wood blocks in the nature of toy building blocks, plastic tubes and metal gears for building toy guns in the nature of toy construction sets, construction toys featuring rubber band guns, catapults, trebuchets, paper airplane launchers and ballisters for building small scale model toys, and toy plastic peg boards with toy wires for making designs on the toy peg boards in the field of science, sold as a unit; children's activity kits comprising laser cut toy wood blocks in the nature of toy building blocks, toy wooden construction blocks, bean bags for building catapults, toy gears and cranks in the nature of toy construction sets for building a spiral art drawing machine in the field of engineering, sold as a unit; children's activity kits comprising battery-powered computer game with LCD screen which features animation and sound effects for building arcade games using a common platform in the field of coding; children's activity kits comprising children's multiple activity toys with printed books, sold as a unit