Achieving 21st Century Learning Environments Knowledge outcomes This chapter addresses ISTE NETS-T1.2.3.and 5. 3.Describe how to select technology and media that facilitate learning experiences. 4.Discuss the types of learing environments and you might encounter in PK-12 schools 5.List the advantages and limitations of integrating free and inexpensive materials into instruction. Understand how to select and use appropriate learning strategies,technology, media,and materials to achieve 21st century learning in different PK-12 environments