Learning to add single-digit numbers is a highlight of the kindergarten math curriculum. You can support addition fluency with this guided lesson that takes kindergarteners through an understanding of values. Kids will learn with focused instruction and practice that by putting numbers together, they get a new number. When the lesson is over, kids can continue practicing addition with our accompanying worksheets.

Calculating the volume of rectangular prisms is a new skill that is introduced in 5th grade. Students will apply mathematical formulas to find the volume of different kinds of figures and also determine the volume of a figure composed of two connected rectangular prisms. Learners will also work with other kinds of measurement when they make larger or smaller versions of figures (to scale) and learn to convert measurements.

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.