Minds On
Red kangaroos
Explore the following image. What do you notice? What do you wonder?
The animals in the image are red kangaroos.
Red kangaroos live in Australia. They eat plants and carry their babies in pouches on their bellies.
Red kangaroos have strong legs that help them hop high and fast.
Brainstorm
Brainstorm
How many red kangaroos are hopping across the field?
Count the kangaroos using a method of your choice.
Action
Skip counting
There are many different ways to count items.
For example, we can count by 1, 2, 5 and 10. This is called skip counting.
Explore this video entitled “Skip to It!” to learn more about skip counting by 1, 2, 5 and 10.
Pause and Reflect
Pause and reflect
Have you ever counted by 2, 5, or 10?
Kangaroo hop: by 5
When we count by 5, it is called skip counting by 5.
Baby Roo hops by 5! They leave a footprint every 5 spaces.
Use the following number chart, counters, or another method of your choice to help you skip count by 10 and support your thinking. To use the number chart, click on the paw prints, then click on the numbered squares where you would like to place them.
Let’s count by 5 with Baby Roo:
5, 10, 15, 20, 25, 30, 35, 40, 45, 50.
Kangaroo hop: by 10
Big Brother Roo hops by 10! They leave a footprint every 10 spaces.
When we count by 10, it is called skip counting by 10.
Use the following number chart, counters, or another method of your choice to help you skip count by 10 and support your thinking. To use the number chart, click on the paw prints, then click on the numbered squares where you would like to place them.
Can you count by 10 with Big Brother Roo?
Press ‘Sample answer’ to access Big Brother Roo’s pattern.
10, 20, 30, 40, 50.
How many hops for Baby Roo?
Baby Roo and Big Brother Roo are thirsty. They decide to hop over to the waterhole for a drink of water.
There are 10 steps to get to the waterhole.
Big Brother Roo’s hop is 10 steps. One big hop gets Big Brother Roo to the waterhole.
Baby Roo’s hop is 5 steps. How many hops does Baby Roo need to reach the waterhole?
Examine the Number Line to explore Big Brother Roo’s and Baby Roo’s hops to the waterhole.
Hint: a Number Line is a tool we can use for counting and comparing numbers.
Description
A number line from 0-10. Two arrows on the top (0-5) and (5-10) which represent Baby Roo’s hops from 5 to 10. I arrow on the bottom that spans 0-10 representing Big Brother Roo’s hop.
Baby Roo needs to take two hops of 5 to get to 10.
How many hops for Big Brother Roo?
Big Brother Roo wants to rest for a while. His favourite tree is 20 steps away.
Description
Big Brother Roo is at one end of a desert landscape. There is a tree at the other end. There are twenty stone steps between Big Brother Roo and the tree. There is the number 10 on the tenth stone step and the number 20 on the twentieth stone step.
Big Brother Roo’s hop is 10 steps. How many hops does Big Brother Roo need to reach the tree?
You may choose to use a Number Line, counters, drawings or another method of your choice to show your thinking.
Complete the “Number Line” in your notebook or using the following fillable and printable document. If you would like, you can use speech-to-text or audio recording tools to record your thoughts.
Complete the “Big Brother Roo Image” in your notebook or using the following fillable and printable document. If you would like, you can use speech-to-text or audio recording tools to record your thoughts.
Press ‘Sample answer’ to access the number of hops Big Brother Roo needs to take to get to 20.
Big Brother Roo needs to take two hops of 10 to get to 20.
Consolidation
Snack time!
Baby Roo wants to eat a snack of grass.
The grassy area is 10 steps away.
Baby Roo is tired and only hops 2 steps at a time.
Try It
Your turn!
How many hops does Baby Roo need to get to the grassy area?
You may choose to use a Number line, a Hundred Chart, counters, drawings, or another method of your choice to show your thinking.
Reflection
How do you feel about what you have learned in this activity? Which of the next four sentences best matches how you are feeling about your learning? Press the button that is beside this sentence.
I feel...
Now, record your ideas about your feelings using a voice recorder, speech-to-text, or writing tool.