Support your children's mental and social development with the K'NEX Education DNA Replication and Transcription Set! With over 500 sturdy plastic pieces, this educational toy set can support two to three students working in teams. It makes a great learning tool for students ages 10 and up or for grades 5 through 12. Students can work as pairs or teams to build the various molecules and bonds that form DNA and RNA with this set. K'NEX Education helps nurture their learning development in the STEM (science, technology, engineering, and math) subjects. They experience hands-on lessons about DNA's Structure, Replication, and Transcription as well as Coding, Translation, and Mutations. A turn-key Teacher's Guide is included in this toy set to provide lessons on how nucleic acid molecules form and function. This educational kit is the ideal learning toy for the life sciences. In addition, this toy set is packaged in a handy red storage tray with a snap-on lid. Learning doesn't need to be boring with the K'NEX Education DNA Replication and Transcription Set, students will learn in an exciting way!