Integrate fun and entertainment while enriching your child's learning capabilities with the K'NEX Education Intro to Simple Machines: Wheels, Axles, and Inclined Planes Classroom Pack, which includes 16 individual sets! You'll save over $90 when you purchase this pack vs buying each individual set. Each educational engineering toy consists of 221 colorful parts and pieces made of durable plastic - that's over 3,500 pieces in the collection. The pieces in each set can be combined to build 7 fully functioning replicas of real-world machines one at a time. Let your students' imaginations expand as they create their own inventions with this building set! K'NEX Education Intro to Simple Machines is designed to introduce students to basic scientific concepts as they create two types of simple machines: wheels and axles and inclined planes. With this fun and inquiry-based approach to concepts, students in grade levels 3 to 5 can build, investigate, and evaluate scientific principles in action.Not only does K'NEX Education stimulate kids' brains, it also promotes social skills through teamwork and collaboration. This building set makes a great learning tool for students, as it can be built by two to three kids working as a team. Additionally, all K'NEX Education sets come with either a comprehensive guide for teachers or an experiment guide for student-led learning. All lesson plans and experiment guides are written by expert educators and feature hands-on, inquiry-based projects that engage students in today's busy classroom. This set is recommended for students ages 8 and above. The entire pack will accommodate from 32-48 students, working in teams.