An Apple For The Teacher: My Students are Kicking Their Math Facts & Learning Them Too! Fun and motivating way to help students learn their math facts! Could be done with addition/subtraction for younger kiddos.

Math Center-Sweet Sounds of Kindergarten : Math- Addition Cups! Cups have holes in them so that the manipulative a drop through. The kids use white board markers to write the numbers.

Place Value Cups. Use the cups to understand place value practice counting forward and backward learn the names of large numbers decompose numbers to expanded form. I would either label the cups 'ones' 'tens' etc. or add a comma cup or decimal point cup

How to teach using repeated addition to find total number of objects in an array. This can be an activity to introduce a way to multiply numbers and dividing numbers in a fun way with manipulatives.