The presentation contains 19 SLIDES: Learning Objectives. Definition of a Histogram. Parts of a histogram. Difference Between bar graph and histogram. Types of intervals. Tips for construction of bar graph. Steps to construct bar graph with an example. Read and Interpret a histogram.

The presentation contains 20 SLIDES: Definition of mangrove. Geographical Regions. Geographical distribution of mangroves in India . Types of mangroves. Black mangrove with examples. Red mangrove with examples. White mangrove with examples. Mangrove functions. Mangrove uses. Mangrove threats. Mangrove restoration.

The presentation contains 22 SLIDES: Learning Objectives. Definition of a tally mark. Uses of tally mark. How to count a tally mark. Tally Mark Chart. Construction of a tally mark table with an example. Application on real life problems on tally mark. Read and Interpret a tally mark table.

The presentation contains 21 SLIDES: Constructing the formula for area of a triangle. Altitudes ( height) of a triangle. Finding the area of the triangle. Finding the height of the triangle. Finding the base of the triangle. Formula for area of an right angled triangle and its example. Formula for area of an isosceles right angled triangle and its example. Application on area of triangle.

Contains 20 slides **Objective: The student will be able to organize the given data to a meaningful and understandable. ** The presentation contains: Definition of a Frequency Distribution Table. Types of Frequency Distribution Table: a) Discrete Frequency Distribution Table (Ungrouped). b) Continuous Frequency Distribution Table (Grouped). Uses of Frequency Distribution Data. 5 steps to construct a Frequency Distribution Table with one example on ungrouped data and two examples on grouped data. Steps include how to Draw the table arrange columns Fill in the data in the first column Tallying the observations in the second column Summing up in the third column. Under Grouped data we have one example each on the types Types of Grouped Data: a) Continuous Interval Form (Exclusive Form). e.g. overlapping b) Discontinuous Interval Form (Inclusive Form). e.g. non - overlapping To understand in details the difference between two class intervals overlapping Non- overlapping To know different terms with examples Class interval Lower class limit Upper class limit Width of class interval

The presentations contains 20 SLIDES: Definition of percentage. Where do you see percentage? Converting Percentages into fractions, decimals and ratios. Converting fraction to percentage. Converting decimals to percentage. Converting ratios to percentage. Applications on percentages. Percentage For comparison. To find a given percentage of a given quantity. To express a quantity as a percentage of another. To find the whole using a given percentage. Increase or decrease as percent.

The presentation contains 15 SLIDES: Learning Objectives. Definition of a Pictograph. Parts of a pictograph. Tips for construction of pictograph. Steps to construct pictograph with an example. Scaling and drawing a pictograph. Read and Interpret a pictograph

The presentation contains** 20 SLIDES:** Definition of probability with examples. Random Experiment with an example. Outcome with an example. Sample space with an example. Event with an example. Probability formula. Example of tossing a coin once, twice and thrice. Example of throwing a die once and twice. Example of spinning wheel. Example of 52 deck of cards.

The presentation contains 20 SLIDES: Definition of living organisms, its types and characteristics. The characteristics with examples : Made up of cells. Grow. Locomotion. Nutrition. Respond to stimuli. Respiration. Excretion. Reproduction. Adaptation. Life span

The presentations contains 20 SLIDES: Definition of combustion The conditions necessary for combustion with examples. Forests fires. Inflammable substances. Igniting a matchstick. Types of combustion with examples. Ways to control fire. Flame. Structure of a flame. Characteristics of a good fuel. Calorific value of a fuel. Harmful effects of burning of fuels.

The presentation contains 15 SLIDES: Definition of Simple interest. Vocabulary on different terms used in simple interest e.g. time, principal. Formula of simple interest. Formula of Amount. Explanation of rate of interest with an example. Real life problems of finding different parameters of the formula.

The presentation contains 22 SLIDES: Definition of circumference. The construction of formula of the circumference. The relationship between the diameter and the radius of a circle. Finding the circumference given the radius. The value of π. Examples of circumference. Finding the radius given the circumference. Finding the diameter given the circumference. Find the perimeter of the given shapes. Applications on the circumference.

The presentation contains 14 SLIDES: What is parallelogram. Constructing the formula for area of a parallelogram. To locate the height for a given base. Finding the area of the parallelogram. Finding the height of the parallelogram. Finding the base of the parallelogram. Application on area of parallelogram.

The presentation contains 67 SLIDES: AREA OF AREA OF TRIANGLE Constructing the formula for area of a triangle. Altitudes ( height) of a triangle. Finding the area of the triangle. Finding the height of the triangle. Finding the base of the triangle. Formula for area of an right angled triangle and its example. Formula for area of an isosceles right angled triangle and its example. Application on area of triangle. AREA OF RECTANGULAR PATHS Finding the area of the rectangular path. Applications on rectangular path. Finding the area of the cross paths. Application on area of cross path. AREA OF PARALLELOGRAM What is parallelogram. Constructing the formula for area of a parallelogram. To locate the height for a given base. Finding the area of the parallelogram. Finding the height of the parallelogram. Finding the base of the parallelogram. Application on area of parallelogram. AREA OF CIRCLE Construction of formula to find the area of circle. Finding the area of a circle using the formula. Finding the area given the diameter and examples. To calculate the area of the different shapes. Area between Two Concentric Circles. Example on two concentric circles.

The presentation contains 19 SLIDES: Statistics. Fundamental Characteristics of Data. Raw data. Types of Data. Data Handling Cycle. Data Tabulation/ Recording of data . Array with example. Organisation of data. Types of statistical data. Tables e.g. Tally chart / Frequency Distribution Table. Pictures e.g. Pictogram. Graphs e.g. Bar graph, Pie chart, Line graph, Diagrams e.g. Tree diagram, Venn diagram, Mapping or Arrow diagram. Using ICT in data handling.

The presentation contains 19 SLIDES: Learning objectives. Definition of a bar graph. Parts of a bar graph. Tips for construction of bar graph. Steps to construct bar graph with an example. Types of bar graph. Advantages of bar graph.

Contains 31 slides Objective: The student will be able to identify whether a given shape has symmetry, to draw the line of symmetry, how many lines of symmetry a shape can have and the type of symmetry the shape has like horizontal, vertical and diagonal. The Presentation contains: The symmetry, lines of symmetry and the types of lines of symmetry of the given geometrical shapes. Examples of Triangles: Scalene Triangle Equilateral Triangle Isosceles Triangle Isosceles Right Triangle Circle Semicircle Quadrilateral and its examples Trapezoid Isosceles Trapezoid Right Trapezoid Parallelogram Rectangle Rhombus Square Kite One example each for an irregular and regular polygon. Pentagon Hexagon Heptagon Octagon Nonagon Decagon Dodecagon The formula for the number of lines of symmetry a regular polygon can have through observations from the previous examples. Line Angle

The presentation contains 20 SLIDES: Definition of fiber and its types. Natural fibers with example. Synthetic fibers with examples. Types of synthetic fibers. Rayon with example. Nylon with example. Polyester with example. Acrylic with example. Characteristics of synthetic fibers. Plastic. Characteristics of plastic. Thermoplastic with examples. Thermosetting plastics with examples. Properties and uses of plastics. Plastics are non –reactive. Plastic is light, strong and durable. Plastics are poor conductors. Problems with the use of plastics. Environmental friendly steps.

The presentation contains 22 SLIDES: Learning Objectives. Definition of a double bar graph. Parts of a double bar graph. Difference between bar graph and double bar graph. Tips for construction of double bar graph. Steps to construct double bar graph with an example. To read and interpret the double bar graph.

The presentation contains 20 SLIDES: Learning Objectives. Definition of a Pie Chart. Tips for construction of pie chart. Steps to construct a pie chart with an example. Scaling and drawing a pie chart. Read and Interpret a pie chart.