Demonstrates how to add 23 to 45 using drawings of base ten cubes to represent 1s and 10s. [2:34]

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This course features a video review of addition up to the sum of ten for first graders.

Choose from a variety of Afterschool Adventures covering multiple subject areas. Each adventure includes a detailed plan, videos, learning games, and book suggestions.

Create customized decimal division worksheets. Choose from single-digit divisors into three-digit dividends up to three-digit divisors into five-digit dividends. The size of problem set can be selected, as well as whether the format will be standard or horizontal. An answer key can also be generated.

What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of metric symbols.

This activity is designed to determine the appropriate instructional level for a student in a one-on-one interaction with the teacher.

This activity is designed to determine the appropriate instructional level for a student in a one-on-one interaction with the teacher.

In this assessment in a one-to-one setting, a student is shown the numbers from 1Đ10, one number at a time, in random order. The teacher asks, Ňwhat number is this?"

This assessment task can be used with a single student or a small group of students. Each student needs his or her own set of numeral cards.

This assessment may be used in a small group or whole group setting, give each student a piece of paper. Students who have trouble writing certain numbers can then get targeted practice.

The University of St. Andrews offers a wonderful introduction to set theory that makes the topic interesting and understandable. Includes numerous links to related philosophers, mathematicians, and topics.

Students will be able to locate specific areas and objects to learn about their new school setting.

Making ten is one of the foundational strategies for developing flexible numerical thinking, accuracy, and efficiency.

At the end of the year, a lot is going on in our classroom. We continue our center routine for additional practice and to allow for end of the year testing to be completed.

Numbers don't stop at 20! We spend the last week or so of school looking at the numbers beyond 20.

Practicing math problems is a great way to study for a math test!