This short video and interactive assessment activity is designed to teach third graders about dividing by 7.
This short video and interactive assessment activity is designed to teach third graders about dividing by 8.
This short video and interactive assessment activity is designed to teach third graders about dividing by 9.
This task requires students to recognize both "number of groups unknown" and "group size unknown" division problems in the context of a whole number divided by a unit fraction.
This short video and interactive assessment activity is designed to teach third graders about division terms.
Students will use dominos to learn about common denominators and fractions
The Rubber Band Helicopter is a hands-on STEM activity where students build a simple helicopter out of rubber bands, popsicle sticks, and paper, and then test it out to see how it flies.
The Straw Rocket activity is a fun and interactive way for students to learn about the principles of rocket propulsion. Using simple materials like straws, paper, and tape, students design and build their own rockets and test them out to see how far they can fly.
This site is a series of video lectures and interactive exercises for teaching basic mathematics skills to first graders. It has separate addition and subtraction skills reviews numbers up to 10, 20, and 100; a section on telling time and reading clocks as well as course material on measurement and geometry.
Ck-12's Grade 2 Elementary Math is a series of videos and interactive videos designed to teach basic math concepts to 2nd graders. Concepts covered include Addition and Subtraction, Multiplication, Place Value, Decimals, Time, Fractions, Money, Measurement, and Geometry.
CK-12's Elementary Math Grade 3 is a series of videos and interactive videos designed to teach basic math concepts to 3rd graders. Concepts covered include Addition and Subtraction, Multiplication, Division, Place Value, Decimals, Time, Factors and Multiples, Money, Measurement, and Geometry.
CK-12's Grade 4 Elementary Math is a series of videos and interactive videos designed to teach basic math concepts to 4th graders. Concepts covered include Addition and Subtraction, Multiplication and Division, Multiple Operations and Grouping, Place Value, Decimals, Time, Money, Measurement, and Geometry.
CK-12's Grade 5 Elementary Math is a series of videos and interactive videos designed to teach basic math concepts to 5th graders. Concepts covered include Multiplication and Division, Place Value, Multiple Operations and Grouping, Decimals, Time, Fractions, Money, Measurement, and Geometry.
Students have the opportunity to create and interpret data from simple daily questions.
In this Cyberchase video segment, the CyberSquad figures out how to incorporate a new scene into their film while staying within their budget.
This task asks students to locate fractions on a number line.
This simple-looking problem reveals much about how well students understand unit fractions as well as representing fractions on a number line.
Students explore the concept of the mean as they examine and compare scores for various sports events.
In this video segment from Cyberchase, Harry has a fixed budget for clothing, so he must figure out what combination of jackets and pants he can buy with $100.
Students often confuse skip counting with finding a rule or pattern for a given set of numbers. Here, they focus on how one number relates to the next and extend the pattern to determine the rule.