Lights and Sounds Buzzers from Learning Resources. Liven up any game with these colourful flashing answer buzzers! The Four Buzzers come in 4 different colours (blue、 red、 green and yellow) and make 4 sounds (siren、 charge、 laser and buzzer). Ideal for tests and quizzes. Interaction actively engages students. Learning Resources manufactures a wide range of award-winning toys and learning aids for children from two to twelve years. Most of our customers are teachers (or other educational practitioners) but many are also parents、 grandparents、 aunts and uncles  in fact anyone who wants to make a positive difference to a child s growth and development. Our company started in King s Lynn in Norfolk in 1994 in response to demand from European customers for the products made by our parent company Learning Resources Inc. of Vernon Hills、 Illinois. We create hands-on products that build a concrete foundation of skills through exploration、 imagination and fun.