Counting, recognizing numbers as quantities visually, and combining different quantities to form/model numbers are important skills that enforce number sense in grades k,1, and 2. A strong number sense is crucial for future understanding of more complex math topics. Number sense building activities Count out loud together as a class …

Understanding place value is essential for developing a solid foundation of mathematical understanding. The Base 10 blocks are a great manipulative for visualizing and understanding place value for whole numbers and for decimal numbers. When introducing Decimals I always start with decimal fractions and how they can be represented with …