Elenco Snap Circuits Jr. Deluxe Science and Engineering Kit with Battery Eliminator (2 Items) Includes Award Winning Elenco Snap Circuits Junior Science Kit and Elenco Snap Circuits Battery Eliminator - No need to replace batteries! Electrical parts provide students grades 2 and up (age 7+) with educational hands-on experience designing and building models of working electrical circuits Includes 30 parts, and instructions for over 100 projects, including working models of a photo sensor, a flashing light, and an adjustable-volume siren Valuable component to a rounded STEM (Science, Technology, Engineering & Math) curriculum The perfect gift for 7-8 year old boys and girls with a love for science!