Let your students explore endless building possibilities with K'NEX Education Intro to Simple Machines Gears Set. This building set from K'NEX Education comes with 198 pieces. Kids can build 7 fully functioning replicas of real-world machines. This activity will keep your children occupied for hours. Storing K'NEX parts and pieces will never be a hassle, since the K'NEX Intro to Simple Machines Gears Set includes a plastic container. All pieces can be placed in this large plastic tub for ease of access and storage. K'NEX Intro to Simple Machines Gears Set also comes with easy-to-follow building instructions and a comprehensive teacher's guide. K'NEX Education teacher's guides and experiment guides are aligned to national educational standards, including ITEEA, NSES, NCTM, NGSS, and Common Core. 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. Unleash your kids' creativity as they make their own designs for fun and learning. This building set is recommended for kids from grades 3 to 5, and it can accommodate 2 to 3 students working as a team. It comes with a comprehensive teacher's guide that allows for hands-on, inquiry-based exploration where children can see real world examples of science concepts in action. Help your kids develop a better understanding of STEAM (science, technology, engineering, arts, and math subjects) with this toy. As they click the parts together, they'll strengthen their hand-eye coordination, fine motor and problem-solving skills, and spatial awareness. Study after study reveals that kids have more success learning STEAM subjects by partaking in activities related to the real world than by reading about abstract concepts in textbooks. K'NEX Education sets allow students to build replicas of real-world machines and contraptions. Through the lesson plans and experiments, students gain a concrete understanding of the principles that make their creations work.