Class 6 Mathematics

Chapter 1 Knowing Our Numbers 

Chapter 2 Whole Numbers 

Chapter 3 Playing With Numbers 

Divisibility test by 2, 3, 4, 5, 6, 8, 9, 10 and 11

https://youtu.be/gbW-UDC9Fdw

Chapter 4 Basic Geometrical Ideas 

Chapter 5 Understanding Elementary Shapes 

Chapter 6 Integers 

Chapter 7 Fractions 

Introduction to Fractions 

https://youtu.be/djOQ3uiapoQ

Types of Fractions 

https://youtu.be/djX6YpG2ljA

Conversion of fractions into mixed fractions and mixed fractions into fractions 

https://youtu.be/kMLoueDqssg

Addition and subtraction of fractions 

https://youtu.be/mMwbqE6VHag

Chapter 8 Decimals 

Chapter 9 Data Handling 

Chapter 10 Mensuration 

Chapter 11 Algebra 

Chapter 12 Ratio and Proportions

Chapter 13 Symmetry 

Chapter 14 Practical Geometry  

General informative videos

How to measure an angle with help of a protractor 

https://youtu.be/dJDMLv1v47w

How to make an angle of 60° with the help of compass 

https://youtu.be/1xllg8HEL_Y

How to make an angle of 120° with the help of compass

https://www.youtube.com/watch?v=zXGkO6GCyjo

How to make angle of 30° with the help of compass 

https://youtu.be/SIrlFYdVmH4

How to make angle of 90° with the help of compass 

https://youtu.be/yvu7YNW1qwg

How to make angle of 45° with the help of compass

https://youtu.be/AU_tvV2kxHo

How to make angle of 105° with the help of compass 

https://youtu.be/WgHWbhmfIwE

How to make angle of 135° with the help of compass 

https://youtu.be/fQhKZ39cquw

How to make angle of 150° with the help of compass 

https://youtu.be/N1ZkFjRpzhw

Introduction to Fractions 

https://youtu.be/djOQ3uiapoQ

Types of Fractions 

https://youtu.be/djX6YpG2ljA

Conversion of fractions into mixed fractions and mixed fractions into fractions 

https://youtu.be/kMLoueDqssg

Addition and subtraction of fractions 

https://youtu.be/mMwbqE6VHag

Multiplication and division of the Fraction 

https://youtu.be/C9REs3JbdJE

Divisibility test by 2, 3, 4, 5, 6, 8, 9, 10 and 11

https://youtu.be/gbW-UDC9Fdw

CLASS 10 Mathematics

Chapter 4 

Quadratic Equations 

Introduction 

https://youtu.be/CTN2E097QRs

Solution Ex 4.1 Q1 (i) to (v)

https://youtu.be/i6OfNwPpZzA

Solution Ex 4.1 Q1 (vi) to (viii)

https://youtu.be/aNVw1V9KoEw

Solution Ex 4.1 Q2

https://youtu.be/LqRCKRSRQt4

Finding Zeroes of quadratic equation by Factorisation method

https://youtu.be/qt4-0PIC6Gc

Solution Ex 4.2 Q1

https://m.youtube.com/watch?v=CJU7Ry7195M

Solution Ex 4.2 Q2

https://m.youtube.com/watch?v=2iAp9JA8h9I

Solution Ex 4.2 Q3 to Q6

https://m.youtube.com/watch?v=rUQLDsY2MSg

Finding solution of quadratic equation by method of completing square

https://youtu.be/fC5_megO8Tg

Finding solution of quadratic equations by using Quadratic formula

https://youtu.be/R7NefEDWZK8

Finding Nature of roots of Quadratic Equations

https://youtu.be/h1qMw1RILxk

Chapter 5 

Arithmetic Progression

Introduction

https://youtu.be/R5bpMek93I4

Solution Ex 5.1 Q1 to Q3

https://youtu.be/8tYAdTm4zUk

Solution Ex 5.1 Q4

https://youtu.be/67RFofuq_Zs

Formulas used in AP

https://youtu.be/oswwog9aC-I

Chapter 7 Co ordinate Geometry 

Distance Formula with example

https://youtu.be/Q5v5ZrVSq9k

Section formula and mid point formula with examples 

https://youtu.be/OI3ILfnCSkk

Area of triangle used in CO ordinate geometry 

https://youtu.be/rV2Njfuijuc

Class 9 Mathematics

MATHEMATICS

Dear users here I am pasting the links of NCERT examplers that contain some extra questions and MCQs.

Chapter 1
http://ncert.nic.in/ncerts/l/ieep201.pdf
Chapter 2
http://ncert.nic.in/ncerts/l/ieep202.pdf
Chapter 3
http://ncert.nic.in/ncerts/l/ieep203.pdf
Chapter 4
http://ncert.nic.in/ncerts/l/ieep204.pdf
Chapter 5
http://ncert.nic.in/ncerts/l/ieep205.pdf
Chapter 6
http://ncert.nic.in/ncerts/l/ieep206.pdf
Chapter 7
http://ncert.nic.in/ncerts/l/ieep207.pdf
Chapter 8
http://ncert.nic.in/ncerts/l/ieep208.pdf
Chapter 9
http://ncert.nic.in/ncerts/l/ieep209.pdf
Chapter 10
http://ncert.nic.in/ncerts/l/ieep210.pdf
Chapter 11
http://ncert.nic.in/ncerts/l/ieep211.pdf
Chapter 12
http://ncert.nic.in/ncerts/l/ieep212.pdf
Chapter 13
http://ncert.nic.in/ncerts/l/ieep213.pdf
Chapter 14
http://ncert.nic.in/ncerts/l/ieep214.pdf
Answers
http://ncert.nic.in/ncerts/l/ieep2an.pdf

Class 8 Mathematics

MATHEMATICS

Extra questions 
Rational number
http://ncert.nic.in/ncerts/l/heep201.pdf

Data handling
http://ncert.nic.in/ncerts/l/heep202.pdf

Square and square root & cubes and cube roots
http://ncert.nic.in/ncerts/l/heep203.pdf

Linear equations in one variable
http://ncert.nic.in/ncerts/l/heep204.pdf

Understanding quadrilaterals and practical geometry
http://ncert.nic.in/ncerts/l/heep205.pdf

Visualizing the solid shapes
http://ncert.nic.in/ncerts/l/heep206.pdf

Algebraic Expression, identities and factorization
http://ncert.nic.in/ncerts/l/heep207.pdf

Exponents and powers
http://ncert.nic.in/ncerts/l/heep208.pdf

Comparing quantities
http://ncert.nic.in/ncerts/l/heep209.pdf

Direct and Inverse proportions
http://ncert.nic.in/ncerts/l/heep210.pdf

Mensuration
http://ncert.nic.in/ncerts/l/heep211.pdf

Introduction to graphs
http://ncert.nic.in/ncerts/l/heep212.pdf

Playing with numbers
http://ncert.nic.in/ncerts/l/heep213.pdf

Answers
http://ncert.nic.in/ncerts/l/heep2an.pdf

Class 7 Mathematics

Chapter 1

Integers

Basics of integers 

https://youtu.be/IVDuz2P84Rw

Addition and Subtraction of Integers

https://youtu.be/Q6EMJudJmuQ

Multiplication and Division of Integers

https://youtu.be/VpYBhoHMHkU

Soltion Q1 Ex 1.1

https://youtu.be/UrRsGFbwI60

Solution Q2 and Q3 Ex 1.1

https://youtu.be/JiBd2L903NI

Solution Q4 Ex 1.1

https://youtu.be/nyWmUics_mQ

Solution Q5 and Q6 Ex 1.1

https://youtu.be/ihliz6bjKuo

Solution Q7 Ex 1.1

https://youtu.be/LVGicFqDMsI

Solution Q8 and Q9 Ex 1.1

https://youtu.be/ZU1W132gBGE

Solution Q10 Ex 1.1

https://youtu.be/g0a_GD8RgmI

Solution all questions Ex 1.2

https://youtu.be/5DIHL9GSxUA

Solution Q1 to Q3 Ex 1.3

https://youtu.be/6SbzICNo72M

Solution Q4 and Q5 Ex 1.3 

https://youtu.be/LyAqPVfn7m0

Solution Q6 and Q7 Ex 1.3

https://youtu.be/AB7WxskP0Ws

Solution Q8 and Q9 Ex 1.3

https://youtu.be/5LFKtICe_Co

Solution Q1 and Q2 Ex 1.4

https://youtu.be/lcUxTIgd8tw

Solution Q3 to Q5 Ex 1.4

https://youtu.be/xibLV_QhZoI

Solution Q6 and Q7 Ex 1.4

https://youtu.be/dsR-2IvjrQU

Chapter 2

Fractions and Decimals

Introduction to Fractions 

https://youtu.be/djOQ3uiapoQ

Types of Fractions 

https://youtu.be/djX6YpG2ljA

Conversion of fractions into mixed fractions and mixed fractions into fractions 

https://youtu.be/kMLoueDqssg

Addition and subtraction of fractions 

https://youtu.be/mMwbqE6VHag

Multiplication and division of the Fraction 

https://youtu.be/C9REs3JbdJE

Multiplication of Decimals

https://m.youtube.com/watch?v=fmzcCNvDMiY

Solution Ex 2.6 all questions

https://youtu.be/fI6_K6ZWwmE

Division of Decimals

https://youtu.be/bdzrppGAu7U

Solutions Ex 2.7 all questions

https://m.youtube.com/watch?v=wH4Ly_eMzsY&t=3s

Chapter 3

Data Handling

Introduction and Finding Mean, Median and Mode

https://youtu.be/tr7m_00CwQg

Solution Q1 to Q4 Ex 3.1

https://youtu.be/hHywcmzcp48

Solution Q5 to Q9 Ex 3.1

https://youtu.be/DzXohVc1mGQ

Solution Q1 and Q2 Ex 3.2

https://youtu.be/rP9bzfFs8aw

Solution Q3 to Q5 Ex 3.2

https://youtu.be/7G-Egwva7po

How to read a bar graph

https://youtu.be/8BhiEQnFgpk

Solution Q1 and Q2 Ex 3.3

https://youtu.be/2TaKSRs47w4

How to make a Bar Graph

https://youtu.be/-BsBrO07j9E

Solution Q3 and Q4 Ex 3.3

https://youtu.be/E_uB-Rldrh4

Solution Q5 and Q6 Ex 3.3

https://www.youtube.com/watch?v=UZMBAJlzI_Y

Basics of Probability

https://youtu.be/Lo4oHcm2hek

Solution Ex 3.4 all questions

https://youtu.be/zv1EjNek7io

Chapter 4

Simple Equations

Introduction 

https://youtu.be/BLLhHOZK4ak

Solution Q1 to Q3 Ex 4.1

https://youtu.be/tp4NmSWS1Bg

Solution Q4 to Q6 Ex 4.1

https://youtu.be/iUasetxBA_E

How to solve simple equations 

https://youtu.be/vtYJl81WjPQ

Solution Q1 to Q3 Ex 4.2 

https://youtu.be/d6R54g7Ksnw

Solution Q4 Ex 4.2

https://youtu.be/GMG51IZ48X8

Solution Q1 and Q2 Ex 4.3

https://youtu.be/8h6DJd89nio

Solution Q3 and Q4 Ex 4.3

https://youtu.be/3RID5rA4mSo

Solution Q1 Ex 4.4

https://youtu.be/EoBFF21FjhM

Chapter 10

Solution Q1 Ex 10.1

https://youtu.be/7eCdmz_tvrQ

Solution Q2 Ex 10,1

Solution Q1 and Q2 Ex 10.2

Solution Q3 and Q4 Ex 10.2

Solution Q1 to Q3 Ex 10.3

https://youtu.be/8cnLiHRVmW8

Solution Q1 to Q3 Ex 10.4

https://youtu.be/oSJbWzxnnAA

Solution Q1 to Q3 Ex 10.5

Class 6 Science

Science

FOOD AND WHERE DOES IT COME FROM

https://drive.google.com/file/d/1ulzrpvygBuyhV0D3Q0Y-VP27hbzgmXgb/view?usp=sharing

COMPONENTS OF FOOD 
https://drive.google.com/file/d/16dcIQDgwoWl_DsNTqJo5mWUbUQpLUe1B/view?usp=sharing

FIBRE TO FABRIC

https://drive.google.com/file/d/16kR4arR5ZQ19q8usNMcZJ_6jk8uvCz_c/view?usp=sharing

SORTING MATERIALS INTO GROUPS
https://drive.google.com/file/d/1UOhQQATC6OcSGspoGOZYLfaOR9gK2yWY/view?usp=sharing

SEPARATION OF SUBSTANCES

https://drive.google.com/file/d/1nQptyraoh7l2rE5jo8znod50LAQfKBrX/view?usp=sharing

CHANGES AROUND US

https://drive.google.com/file/d/1GC8pc0FWLILNQdor_Wsm4GynM5g91pr6/view?usp=sharing