Expressions with arrays

One of my favorite activities to do in class is to give students task cards with different arrangements and ask them how they see/count the objects. This activity offers a great opportunity for discussions. I later ask the students to write the equations or just the expressions for the arrangements, …

Equivalence (addition and subtraction) – Printable and Digital Activity Cards

Grades 1-3 Scales are a great hands-on tool for comparing numbers and learning about equivalence and it is a lot of fun for students to use. These printable and digital activity cards aim to help practice equivalence and addition/subtraction using the concept of the scale. The students can use a …

Decimal Fractions, Decimal Numbers , Percentages – Visual cards perfect for Card Games

Grades 3 and up Decimal Fractions to Decimals Decimals are a challenging concept and many students find it confusing. The key is to provide a lot of visuals and make sure students understand fractions. Decimals include a decimal point to represent a whole number plus a fraction of a whole number (tenths, hundredths, …

Starting with multiplication- Arrays and Area models activities

Arrays are a great way to introduce multiplication in grades 2 and 3. Playing with arrays will help students model multiplication as repeated addition and understand the properties of multiplication. It is very important that we help students visualize and understand multiplication early on so that we build a strong …

Number Crosses (+google slides version)

A few days back I gave my students a few”numbers crosses” to solve as part of an escape room activity. I call them number crosses because instead of words you write numbers on the tiles and you describe those numbers in words. They work like puzzles and they can get …

Factorial!

In how many different orders can the 3 Binions sit in their spaceship? If the blue Binion sits in the first seat then there are two ways for the three Binions to sit. If the purple Binion sits on the first seat there are two ways for the three Binions …

Divisibility Rules – Print and digital Activity cards and worksheets

Divisibility Rules help us figure out if a number is divisible by 2, 3, 4, 5, 9, 10, 25 and 100. They help us perform a divisibility test easily and quickly. Students usually know the factors of the numbers 1-100 by grade four from practicing the multiplication facts. Divisibility rules …

Prime Factorization

Prime Factorization is the method of finding which set of prime numbers multiply together to make a number. In a previous post, we talked about factorization, which is a method of finding the factors of a number but not necessarily the prime factors. What is different with prime factorization is that we …