## How Many Ways Can You Make a Number?

This whole class warm-up activity supports the development of flexible thinking, multiple strategies, and the representation of mathematical expressions and thinking. It is intended to last 10-15 minutes.

## How Many Ways Can You Solve a Problem?

This warm-up can be used to push flexible thinking and multiple strategies. Students, teachers, and parents can work together to consider the similarities and underlying structures of algorithms, and the relationship between operations.

## How Many Arrays Can You Make?

This warm-up can support students’ understanding of multiplication, factors, products, and the reason numbers are defined as prime or composite.

## Double It

Using a single die students and families can play a fun and easy game that can build students’ number sense, one to one counting abilities, and knowledge of doubles.

## Make Twenty

Students use playing cards to build number sense, fact fluency, and flexibility. Follow-up questions can be used to get students to verify and revise their thinking.

## The Cup Game

A fun and engaging activity that allows students to develop an understanding of fact families, sorting, and counting.

## Roll the Dice

Students roll the dice and add or subtract to build fluency with facts. Follow-up questions provide a better understanding of students’ problem solving strategies.

## Make Ten with Multiple Operations

Given multiple opportunities, student thinking becomes more flexible and as a result students begin to combine multiple digits and operations to make ten.

## Make Ten Basic Edition

Make Ten is a engaging card game that supports students ability to add values to make ten, develop more and more sophisticated counting strategies, and deepen their number sense.

## Roll and Count

The primary skill students need to be competent problem solvers is counting. This game was brought to us by  kindergarten teacher Ms. Raya-Cantu, in it students practice their one-to-one counting correspondence and build their number sense.