(1) 1 kg popcorn or 1 kg sugar?
(2) 1 kg peas or 1 kg potatoes?
Go to the market and check if your guess is right.

Pumpkin Tomato 'Panga'

This is the playground where tomatoes come to play every day. They love playing on the see-saw. One day a big pumpkin comes and sits on one side of the see-saw. When he does not get up for a long time, the tomatoes decide to sit on the other side and lift the pumpkin up so that he falls off.The little tomatoes start climbing on to the other side...1, 2, 3, 4, 5 ....... 25. Huh! The pumpkin is still sitting and laughing. So, the big tomatoes decide to help. The little ones get down

• How many pumpkins can balance you on the see-saw?

           

  ___________________________________________________________________________________________________________
  (b) More than you
   ___________________________________________________________________________________________________________
  (c) Less than you
   ____________________________________________________________________________________________________________

• How many books can you lift on one hand keeping your arm straight?

   

Double her Weight

Kunjamma's parents have a different way of celebrating Independence Day because Kunjamma was born that day. They buy sweets double of Kunjamma's weight and distribute them among poor people.

  

   

When Kunjamma was born, she was 3 kg. Today is Independence Day and Kunjamma is 5 years old. She is 28 kg now.

• Now guess her weight and the amount of sweets her parents distribute every Independence Day.

         

Kunjamma's age	Kunjamma's weight	Amount of sweets
At birth	3 kg	3+3=6kg
1 years old	9kg	__________
2 years old	__________	13+13=26kg
3 years old	17kg	__________
4 years old	__________	__________
5 years old	28kg	__________

You can ask your parents how much a 2-year old or 4-year old child could weigh.

           

 

Yum-yum Rice

Shugoto heard about a new dish on the radio. He wants to try making it. When he notes down how to make it, he gets confused.

• This is what he notes down 

(1) Pour 2 spoons of water in the pot
(2) Boil the water and add
    - 1 pinch of daal
    - half kg red chilli powder
    - 1 bowl salt

(3) Now put a spoon of rice
(4) Add 2 peas and 8 glasses of mustard seeds
(5) Finally add 1 kg of onions

  

Mix everything and boil for 15 minutes. But Shugoto feels there is something VERY wrong in the amounts of everything!!!

1 kg	rice
half kg	daal
_______	peas
_______	water
_______	onions
_______	salt
_______	mustard seeds
_______	red chilli powder

• Help him match the things with their right amounts.

   

 

ACTIVITY TIME

1. Make a list of things bought at your home. Find out how much of each thing is bought at one time. These things can be rice, oil, chilli powder, sugar, milk, onions, ginger, etc.

          

 

        2. Guess their weights and match.

 

 

           

 

      3.

 

        

 

                                                            

 

         a. Your school bag

 

                                                             

 

       b. Geometry box

 

                                                              

       c. A brick

 

                                                              

 

    d. A big pumpkin

                                                             

 

   e. Your pair of slippers/shoes

Bring a balance and a 1 kg weight to class. Check if your guess was right

 

4.   Use your balance to find which of the following is heavier —

i) A water bottle or a cricket ball
ii) Your shoe or your pencil box
iii) Your Maths book or Hindi book
iv) Your bag or your friend's bag

            

 

Each bag of mud is your half-kg weight. Use it to weigh some other things around you.

• Make a list of

i) Things weighing less than half kg.

ii) Things weighing more than half kg.

Look for Weights and Balances

Make a trip to your nearest junk dealer, vegetable shop and grocery shop. Have a look at the weights they use. Find out:

i) Who uses the biggest weight?
ii) Who uses the smallest weight?
Have you seen any of these balances?