Mathematics
Kindergarten
10 min
Tall and short
Compare heights of objects
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1
Introduction & Learning Objectives
Learning Objectives
Identify which of two objects is 'tall' and which is 'short'.
Use the words 'taller' and 'shorter' to compare two objects.
Use the words 'tallest' and 'shortest' to compare three or more objects.
By the aend of this lesson, students will be able to order a set of three objects from shortest to tallest.
Point to tall and short objects in the classroom.
Draw a picture of one tall object and one short object.
Look at a big giraffe 🦒 and a little mouse 🐁. Who do you think is TALL?
Today, we will learn about tall and short things. We will see what is bigger and what is smaller. It is fun to compare!
Real-World Applications
Knowing if you are tall enough for a fun ride 🎢.
Building a super tal...
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Key Concepts & Vocabulary
TermDefinitionExample
TallTall means something goes way up high.A big tree is tall. 🌳
ShortShort means something is low to the ground.A little ladybug is short. 🐞
TallerUse 'taller' to compare two things. It is the one that is more tall.A dad is taller than a baby. 👨🍼
ShorterUse 'shorter' to compare two things. It is the one that is less tall.A kitten is shorter than a horse. 🐈 < 🐎
TallestUse 'tallest' for a group. It is the one that is the most tall of all.In a group of three trees, one is the tallest. 🌲
ShortestUse 'shortest' for a group. It is the one that is the least tall of all.The smallest crayon is the shortest. 🖍️
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Core Formulas
The Taller Than Rule
Object A > Object B
If one thing reaches higher up, it is taller. The > symbol means 'is taller than'.
The Shortest to Tallest Rule
Shortest < Middle < Tallest
To put things in order, find the lowest one first (shortest). Then find the highest one last (tallest).
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Challenging
Tom is standing on the floor. His friend Sam is standing on a tall chair right next to him. Sam's head is higher than Tom's. Who is really the TALLER person?
A.Sam is taller
B.Tom is taller
C.They are the same height
D.You can't tell for sure
Challenging
Order these friends from SHORTEST to TALLEST: The red friend is taller than the blue. The green friend is the shortest. The blue friend is taller than the green.
A.Red, Blue, Green
B.Green, Blue, Red
C.Blue, Green, Red
D.Green, Red, Blue
Challenging
A magic beanstalk is 2 feet tall. Every hour, it grows 2 more feet. How many hours until it is TALLER than a 7-foot-tall giant?
A.1 hour
B.2 hours
C.3 hours
D.4 hours
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