Unit 4
Measurements
Comparisons
Keywords: Long-Short, Thick
–Thin Tall-Short, Heavy – Light More - Less
Travel through
Observe the picture.
Teacher's Note: Teacher
explains the picture for introducing the above keywords.
Learn
Long – Short
Practice
Colour the Longer one with Green and the Shorter one with Red
Think like a Mathematician.
Which stick will the mother use to get back the kite? Why?
Answer: The mother will use
Long stick to get back the kite. Kite is in higher place on tree, so loner
stick only can touch.
Learn
Thick – Thin
Practice
Tick (✓) the thicker book.
Tick (✓) the thinner tyre.
Try this
Colour the thicker candle with Red and the thinner candle with Green
Which candle will burn for a long time? Why?
Answer: Thicker candle will burn for a long time.
Learn
Tall – Short
Practice
Colour the taller building with Green and the shorter building with Red
Which building will consume more colour? Why?
Answer: Taller building will consume more colour. The painting area
of higher.
Think like a Mathematician
Which ladder will he use to pick the red coloured book? Why?
Answer: Taller ladder will be used to pick the red coloured book. Shorter ladder is not as much height to pick red book.
Learn
Heavy- Light
Practice
Colour
the heavier one with brown and the lighter one
with violet
Can you suggest a pair of fruits for this concept?
Answer: Jackfruit is heavier. Mango is lighter
Think like a Mathematician
If the mother sits in the place of the boy, what will happen? Why?
Answer: The girl moves up to
top. Mother is heavier than girl, so girl lift up.
Learn
More-Less
Practice
Tick (✓) the bottle that
contains less water.
Tick (✓) the container that
can hold more water.
Think like a Mathematician
Is it a right vessel to pour the full packet of milk? Why?
Answer: No, Thumbler cannot
hold full milk.
Learn
Ordering
Practice
Tick (✓) the shortest.
Tick (✓) the tallest.
Teacher's Note: Teacher
can help students to develop the idea of ordering objects based on length, mass
and height.
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