Place value die. a cube for tens and ones. Can easily be extended for larger numbers. hundreds, one thousands, ten thousands etc. Students can also build numbers with bean sticks or unifix cubes if they're not ready for base 10 blocks
Grab this FREE number sense toolkit that includes a five frame, a ten frame, number cards and a set of ten frame cards Simply stash them in a gallon sized baggie, clear plastic sleeve, or dry erase pocket for simple storage and organization.