In short, the 3-1-1 rule is: Each liquid you bring through the TSA checkpoint must be in a 3.4-ounce or smaller container (3), all containers must be placed inside one clear quart-size plastic bag (1) and each passenger is only allowed one plastic bag (1).
Usually, the average weight allowed for a student is around 40-46 kg which should be divided into two bags of 23 kg each. It is advisable that students should carry a handbag, a backpack and two stroller bags to carry sufficient number of items that are needed to live in Canada while studying.
You can check in as many bags as you like up to the weight allowance for your travel class. Each individual bag must not weigh more than 32 kg. The weight concept applies to all routes, except when you travel to and from the Americas and from Africa (for tickets issued before August 9, 2021).
A one piece baggage weighing 23 kg is checked-in as extra baggage both for Economy Class and for Business Class. On these routes, 80 USD will be charged per piece for extra baggage weighing between 23-32 kg. Regardless of the weight and piece concept, a single piece of baggage cannot exceed 32 KG.
What is the carry-on policy for Turkish Airlines? The required dimensions for carry-on luggage are the same in all travel classes. You're allowed to bring a carry-on bag that does not exceed 9 x 15.7 x 21.6 inches (23 x 40 x 55 cm) and a personal item of up to 15.7 x 11.8 x 5.8 inches (40 x 30 x 15 cm) in size.