Place Value Windows Curriculum Cut-Outs are perfect for, take-home manipulatives, desk references, math centers and math journaling. This unique format provides a hands on tool for supporting the Common Core State Standards. Place Value windows are an interactive tool to support students learning the foundations of place value. Curriculum Cut-Outs can be used during center times, group work, individual work or when students have completed other tasks. Each pack includes 30 hundreds boards and 30 place value windows.