A function machine is an elementary math tool used to find an output by applying a rule, like addition or subtraction, to an input. Children use the diagram to understand the relationship between each input and output, with this worksheet helping them to analyze the machine and find the rule being used.
Have your kids identify country flags from this colorful printout. Then, ask them to underline the number sentence that goes with each flag. Combining math with national flag recognition strengthens kids' knowledge of both, promoting an understanding of identity and numbers.