The ultimate spot for teachers to find math tips and strategies for building number sense to 20 in Kindergarten and first grade. An extensive list of number sense activities and resources are included: books, materials, math manipulatives, and FREE activi
Tower of numbers: Each roll of toilet paper has a number on it. These toilet paper rolls will need to be placed in the correct order to create a tower. (Place a circle piece of paper between the rolls to make it easier to balance.