Teaching Place Value to First Graders with Bundles of Ten
Teaching place value concepts to first graders often requires a shift in how they perceive numbers. I still remember a student I once taught who could count to one hundred perfectly but hit a wall the moment we moved into two-digit numbers. She saw the number 24 and... read more
Supporting 1st Grade Math Students with Missing Addends
This is not a drill meant to fill an hour of time with busy work. It is a concentrated, 15-minute activity for 1st grade math students who are stumbling over subtraction. Instead of just memorizing facts, Finding the Missing Part shifts the mental model of a student... read more
Mathematics foundations with 1st grade Comparing Numbers
Understanding magnitude is a major milestone for young mathematicians.When you start teaching 1st grade mathematics, you find that students have a handle on basic counting, but comparing two-digit numbers requires a shift in how they view quantity. The lesson titled... read more
First Grade Mathematics Lesson on Sorting and Counting Objects
Imagine a pile of twenty mixed-up classroom blocks. Before a student can tell you which color they have more of, they have to physically move those blocks into separate groups. In Sorting and Counting Our Things, first grade students practice exactly that mechanical... read more