This ready to go product provides students with practice reading and writing numbers - hundred thousands and ten thousands. There are 5 activities that you can do with the 54 cards. Use them as flash cards for the whole class or in pairs, have students match the standard form to the expanded form or play Memory Concentration using all the cards in guided group or at a center, write the expanded form of the given numbers or the standard form of the expanded form given, play SCOOT with the whole class and use it as an assessment for each form. Great for 3rd and 4th grade. Even your higher level 2nd graders can use these. Just print and laminate.