Multiply by 5 using the grouping of objects, counting by fives, and arrays. Explore the Multiply by 5 facts using the grouping of objects, counting by fives, and arrays. Compete against characters to ...

Multiply by 7 using the grouping of objects, arrays, and facts you already know. Explore the Multiply by 7 facts using the grouping of objects and arrays. Compete against characters to see who finds ...

All those long multiplication tables. Timed tests and “mad minutes” of worksheet problem-solving. Fluency drills. Somehow, getting kids to know their basic math facts continues to be at the heart of ...

Elementary school education is accumulative, building on whatever instruction came during the prior grade. One year you’re learning polynomials, the next how to graph them, while social studies ...