Hide Zero cards, also known as Place Value cards, give a visual for understanding place value. These cards contain every number for the ones, tens, hundreds, and thousands place. Copy, cut, and laminate for each student. Create a number by stacking the cards so that students can see that the zeros are still in place and are simply hiding! These are a must have math manipulative for understanding the true value of numbers, such as recognizing the 2 in 23 as 20 and not 2. They are useful for