The ability to compare numbers with ease is crucial to understanding the relationship between numbers, also called number sense. The abstract nature of number sense makes extra practice crucial. This guided lesson helps kindergarteners to learn this skill with targeted instruction and engaging exercises. Further opportunities for practice can be found in the comparing numbers worksheets suggested to go along with this lesson.

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.

Measurement and data in first grade includes such important concepts as comparing the length and weight of two objects using a third object. This guided lesson, designed by curriculum experts, takes students on an exploration of these measurement and data concepts. Once through with the lesson, kids can gain extra practice with measurement and data with the accompanying worksheets.