Mathematics: Class 2 — Chapter 9: Which Season is it?

9.1 Seasons and Festivals

There are five main seasons in a year. Each season brings different weather, activities, and festivals.

The Five Seasons

Spring: Flowers bloom, birds sing, and it begins with cheer.
Summer: Comes with a shining sun and long days for children to play.
Rainy Season (Monsoon): Brings water drops, dancing peacocks, and hopping frogs.
Autumn: Leaves fall on the ground with pleasant winds on the way.
Winter: Cold weather with snow from head to toe.

Seasons and Associated Festivals

Spring: Gudi Padwa, Shivratri, Baisakhi, Holi
Summer: Guru Purnima, Buddha Purnima, Ram Navami, Mahavir Jayanti
Monsoon: Janmashtami, Raksha Bandhan, Independence day
Autumn: Dussehra, Sharad Purnima
Winter: Lohri, Christmas, Republic day, Gurunanak Jayanti, Bihu

9.2 Calendar Fun

A calendar helps us keep track of months, weeks, and days in a year.

Months and Number of Days

31 Days: January, March, May, July, August, October, December
30 Days: April, June, September, November
28 or 29 Days: February

9.3 Time and Duration

Different activities take different amounts of time to complete, measured in hours, days, or months.

Hours: Cooking, Playing, Filling a water tank, doing Yoga.
Days: Knitting a sweater.
Months: Summer vacation, a seed growing into a plant, change of season.

9.4 Trip to Vijayawada (Understanding Timelines)

Tracking a family trip helps us understand dates, times, and durations of journeys.

Trip Timeline

24 Nov, 8:25 AM: Train departs from Visakhapatnam.
24 Nov, 1:15 PM: On the train, 1 hour remaining to reach Vijayawada.
25 Nov, 10:00 PM: Attending Mama ji's wedding.
26 Nov, 8:00 AM: Planning sightseeing.
26 Nov, 5:00 PM: Enjoying trees, plants, and flowers in the evening.
27 Nov, 9:00 AM: Traveling to Kondapalli Fort by bus (an 8-hour trip).
28 Nov, 7:00 PM: Preparing to return home by Vande Bharat train.
28 Nov, 11:30 PM: Boarding the Vande Bharat train.

Amazing Fact: Vande Bharat

Vande Bharat is the fastest train in India. It is designed entirely in India and is the country's first train to feature an integrated engine rather than a separate engine coach.

9.5 Reading the Clock (Gargi's Day)

We tell time by looking at the position of the short hand (hour hand) and the long hand (minute hand) on a clock face.

6 O'clock: Waking up
7 O'clock: Drawing water
8 O'clock: Going to school
2 O'clock: Studying / Coming back home
3 O'clock: Having lunch
5 O'clock: Playing with friends
9 O'clock: Going to sleep

9.6 Knowing Directions

Directions help us navigate and locate places relative to our position.

The Four Cardinal Directions

East: The direction facing the rising sun.
West: The direction to your back when facing East.
North: The direction to your left when facing East.
South: The direction to your right when facing East.

Using a Compass

A Compass is a tool used for finding directions, marked with North (N), South (S), East (E), and West (W).