Halloween Multiplication Arrays: Self-Checking Candy Arrays for Grades 2-4
Halloween Candy Arrays is a no-prep, self-checking digital activity: students drag candy groups into equal groups that snap into arrays, then explore the commutative, associative and distributive properties and model multiplication facts. 75 slides.
Mental Math Strategies for Addition and Subtraction: 117 Self-Checking Problems
Compensating, decomposing, balancing and clustering explained with base-ten blocks, a free number talk for grades 2 to 5, and a self-checking digital version of the slide deck.
Addition with Regrouping Game: Addition Build
Addition Build is a no-prep digital game for grades 1 to 3: students loop 10 ones and SNAP them into a ten, or 10 tens into a hundred, so regrouping in addition makes sense.
Multiplication Arrays Game: Arrays with Bricks
Arrays with Bricks is a no-prep digital game for grades 2 and 3: students snap bricks onto a baseplate to build arrays and equal groups, find factor pairs and explore the properties of multiplication.
Subtraction with Regrouping Game: Subtraction Smash
Subtraction Smash is a no-prep digital game for grades 1 to 3: students subtract with base-ten blocks and smash a ten into ones, or a hundred into tens, so regrouping makes sense.
Digital Hundred Chart Game-100 Monster Hunt
100 Monster Hunt — a no-prep digital hundred chart game where every ticket is a number in disguise.
Mental Math Strategies – Addition and Subtraction
Using Mental Math strategies means solving a math problem mentally using a conceptual understanding of the numbers. We teach mental math strategies like making 10, splitting, and regrouping in grades 1 and 2, however, I think it is important to teach strategies to older students as well. I noticed that …
Are you smarter than a chicken?
At mathcurious we love math puzzles and brain teasers. Anything that tickles the brain and improves mathematical thinking. Puzzles provoke creativity and show the students how different math concepts and combinations of them can be used to solve problems in unexpected ways. Are your students smarter than a chicken? Have them …
Multi-digit addition,subtraction – games, activities- 2,3,4 digits
Multi-digit addition and subtraction practice is often tiring and boring for the students, however, the practice is necessary. Many of you have been asking for 2,3,4-digit addition games. The truth is that I haven’t shared any because concepts like multi-digit addition that need the students to take time and do …