This is a great activity to help young kindergartners how to practice recognizing numerals, counting using 1:1 correspondence, sorting and matching by color, motor skills, hand/eye co-ordination, and counting. This could be an informal assessment or a math centers activity.
Two preschool math activities using Duplo Legos. These are great for younger brother while the older ones do their schoolwork! Identify the next number in a series of numbers up to ten. Pre-school age 3 and 4