Subtraction fluency within 20 is the focus of this guided lesson for second graders. Kids will be tasked with mental subtraction, as well as with using manipulatives and drawings to add and subtract larger numbers. Word problems will help to round out the lesson, as kids follow the step-by-step method of solving subtraction word problems. For even more practice in this skill, check out our subtraction worksheets.

This guided geometry lesson takes second graders on an exploration of 2D and 3D shapes. Kids will learn how to sort shapes, as well as partition them into halves, quarters and thirds. Tangrams are also featured within the exercise in order to give kids practical ways of practicing their new geometry skills. For more printable practice, try the geometry worksheets recommended by our curriculum advisors to accompany this lesson.