KLB Form 1 Mathematics Schemes of Work Term 3 2020/2021  
WK. NO  L / NO  TOPIC / SUBTOPIC  LESSON / SPECIFIC OBJECTIVES  TEACHING / LEARNING ACTIVITIES  MATERIALS / SOURCES  REFERENCES  REMARKS 
1

1, 2  MASS WEIGHT AND DENSITY Mass & weight 
By the end of the lesson learners should be able to: Solve problems relating to mass & weight. 
Q/A: Definition of mass and weight. Discuss units of mass and weight. Oral exercise on relation between mass and weight. 
Beam balance Spring balance calibrated in Newton. 
KLB BOOK 1 Pg. 1489 

3,4  Density  By the end of the lesson learners should be able to: Calculate density in Kg/m^{3} and g/cm^{3} 
Worked examples Supervised practice. Exercises. 
KLB BOOK 1 Pg. 149152 

5  TIME. Units of time. 
By the end of the lesson learners should be able to: Convert units of time into S.I. unit. 
Oral practice. Written exercise. 
Stop clocks / watches.  KLB BOOK 1 Pg. 1534 

6  12 / 24 hr. system of time.  By the end of the lesson learners should be able to: Express 12hr. system in 24hr. system. 
Oral practice. Written exercise. 
Stop clocks / watches.  KLB BOOK 1 Pg. 1546 

2  1, 2  Travel timetables.  By the end of the lesson learners should be able to: Interpret travel timetables 
Oral practice. Written exercise. Review of exercise. 
ChartTravel timetables.  KLB BOOK 1 Pg. 1569 

3  LINEAR EQUATIONS. Simple equations. 
By the end of the lesson learners should be able to: Solve simple equations with one unknown. 
Worked examples. Exercise. 
Graph papers, geoboard / grid.  KLB BOOK 1 Pg. 1601 

4  Fractions with one unknown.  By the end of the lesson learners should be able to: Solve simple equations with fractions. 
Worked examples. Exercise. 
KLB BOOK 1 Pg. 1612 

5, 6  Word problems  By the end of the lesson learners should be able to: Solve equations involving fractions and whole numbers. 
Worked examples. Supervised practice. Exercise. 
KLB BOOK 1 Pg. 1625 

3  1  Linear equations with two unknowns, Elimination method. (whole numbers) 
By the end of the lesson learners should be able to: Solve equations with two unknowns using elimination method. 
Worked examples. Exercise. Problem solving. 
KLB BOOK 1 Pg. 1657 

2, 3  Linear equations with tow unknowns, Elimination method. (fraction / mixed numbers) 
By the end of the lesson learners should be able to: Solve equations with two unknowns using elimination method. 
Review L.C.M equivalent fractions. Worked examples. Exercise. Problem solving 
KLB BOOK 1 Pg. 1679 

4, 5  Linear equations with two unknowns, Elimination method. (Word problems) 
By the end of the lesson learners should be able to: Solve equations with two unknowns using elimination method 
Worked examples. Supervised practice. Exercise. 
KLB BOOK 1 Pg. 167 

6  Linear equations with two unknowns, Substitution method. (whole numbers / word equations) 
By the end of the lesson learners should be able to: Solve equations with two unknowns using substitution method 
Worked examples. Supervised practice. Exercise. 
KLB BOOK 1 Pg. 168170 

4  1  Linear equations with two unknowns substitution method (fractions) 
By the end of the lesson learners should be able to: Solve equations with two unknowns using substitution method 
Problem solving Written exercises. 
KLB BOOK 1 Pg. 168170 

2  Linear equations with two unknowns substitution method (decimals) 
By the end of the lesson learners should be able to: Solve decimal fractions with two unknowns using substitution method 
Worked examples. 
KLB BOOK 1 Pg. 168170 

3, 4  COORDINATES & GRAPHS Coordinate plane. 
By the end of the lesson learners should be able to: Label coordinate axis, plane. Locate points in the C /plane given(x, y). 
Review the number line. Discussion. Oral exercise. 
Geoboards Graph papers. 
KLB BOOK 1 Pg. 1824 

5, 6  Plotting a graph of a line  By the end of the lesson learners should be able to: Identify points that a line passes through. Plot corresponding graph. 
Review solving of equation lines. Discover several points that a line passes through. Supervised practice on plotting of graphs. 
Geoboards Graph papers. 
KLB BOOK 1 Pg. 1824 

5  1  Further equation of lines.  By the end of the lesson learners should be able to: Plot graphs involving fractions and mixed fractions. Rewrite equations in the form of y = mx + c 
Worked examples. Review exercises. Supervised practice. 
Geoboards Graph papers. 
KLB BOOK 1 Pg. 1858 

2  General graphs (whole numbers) 
By the end of the lesson learners should be able to: Plot graphs of a given set of data, by first choosing an appropriate scale. 
Worked examples. Review exercises. Supervised practice. 
Geoboards Graph papers. 
KLB BOOK 1 Pg. 189196 

3  General graphs (decimal numbers 
By the end of the lesson learners should be able to: Plot graphs of a given set of data, by first choosing an appropriate scale. 
Worked examples. Review exercises. Supervised practice. 
Geoboards Graph papers. 
KLB BOOK 1 Pg. 189196 

4  General graphs (positive and negative numbers) 
By the end of the lesson learners should be able to: Plot graphs of a given set of data, by first choosing an appropriate scale. 
Worked examples. Review exercises. Supervised practice. 
Graph papers.  KLB BOOK 1 Pg. 189196 

5, 6  General graphs (Curves / word problems) 
By the end of the lesson learners should be able to: Plot and sketch curves. Express word problems graphically. 
Worked examples. Review exercises. Supervised practice. 
Graph papers.  KLB BOOK 1 Pg. 189196 

6  1  Simultaneous equations.  By the end of the lesson learners should be able to: Solve simultaneous equations graphically 
Review graph of a line. Exercises. Further problem solving. 
Graph papers.  KLB BOOK 1 Pg. 1889 

2  Commercial Arithmetic Unit price and total price 
By the end of the lesson learners should be able to: Calculate cost of items given the unit price. 
Worked examples. Supervised practice. Review exercises. 
KLB BOOK 1 Pg. 1712 

3  Currency exchange  By the end of the lesson learners should be able to: Convert one currency to another given the exchange rates. 
Informal discussions: Importance of currency exchange. Worked examples. 
Newspapers: exchange rates. 
KLB BOOK 1 Pg. 1725 

4  Profit & loss  By the end of the lesson learners should be able to: Calculate (%) profit & loss 
Q/A: Definition of marked price, cost price. Problem solving. Exercises. 
KLB BOOK 1 Pg. 1757 

5  Commissions  By the end of the lesson learners should be able to: Solve problems related to commissions and sales. 
Q/A: Definition of commissions Problem solving 
KLB BOOK 1 Pg. 1789 

6  Discounts Word problems / miscellaneous exercise. 
By the end of the lesson learners should be able to: Solve problems related to sales and discounts. 
Q/A: Definition of marked price, cost price and % discount. Problem solving. Exercises. 
KLB BOOK 1 Pg. 1778 

7  1  ANGLES AND PLANE FIGURES Type of angles 
By the end of the lesson learners should be able to: List the types of angles and state angle complements / supplements. 
Worked examples. Supervised practice. Review exercises. 
KLB BOOK 1 Pg. 1978 

2  Angles on a straight line, adjacent angles.  By the end of the lesson learners should be able to: Identify values of the said angles. 
Oral practice. 
KLB BOOK 1 Pg. 199200 

3  Angles at a point.  By the end of the lesson learners should be able to: Determine values of angles at a point. 
Worked examples. Supervised practice. Review exercises. 
KLB BOOK 1 Pg. 2016 

4  Angles on a transversal.  By the end of the lesson learners should be able to: Determine values of angles at transversal. 
Oral practice. Supervised practice. Review exercises. 
KLB BOOK 1 Pg. 206211 

5  Polygons.  By the end of the lesson learners should be able to: Apply angle properties of triangles in problem solving. 
Solve problems Identify interior & exterior angles, deducing their sums. 
KLB BOOK 1 Pg. 2182228 

6  C. A. T.  
8  1  GEOMETRICAL CONSTRUCTION Perpendicular lines. 
By the end of the lesson learners should be able to: Construct a line, perpendicular lines and a perpendicular bisector. 
Geometrical construction  Complete geometrical set.  KLB BOOK 1 Pg. 2312 

2  Bisecting an angle.  By the end of the lesson learners should be able to: Bisect an angle. 
Guided geometrical construction  Complete geometrical set.  KLB BOOK 1 Pg. 2323 

3  Constructing special angles using a ruler and a pair of compasses only.  By the end of the lesson learners should be able to: To construct various special angles using a ruler and a pair of compasses only. 
Guided geometrical construction. Supervised practice. 
Complete geometrical set.  KLB BOOK 1 Pg. 2334 

4  Constructing special angles using a ruler and a pair of compasses only. (contd.) 
By the end of the lesson learners should be able to: To construct various special angles using a ruler and a pair of compasses only. 
Guided geometrical construction. Supervised practice. Exercises. 
Complete geometrical set & BB set.  KLB BOOK 1 Pg. 2334 

5  Parallel lines.  By the end of the lesson learners should be able to: Construct two parallel lines 
Guided geometrical construction. Supervised practice. 
Complete geometrical set.  KLB BOOK 1 Pg. 2356 

6  Proportional division of a line.  By the end of the lesson learners should be able to: Divide a line proportionally. 
Guided geometrical construction. Supervised practice. 
Complete geometrical set.  KLB BOOK 1 Pg. 2367 

9  1  Regular polygons.  By the end of the lesson learners should be able to: Construct regular polygons and determine the sum of interior and exterior angles. 
Guided geometrical construction. Supervised practice. Exercises. 
Complete geometrical set.  KLB BOOK 1 Pg. 238244 

2  Irregular polygons.  By the end of the lesson learners should be able to: Construct irregular polygons and determine the sum of interior and exterior angles. 
Guided geometrical construction. Supervised practice. Exercises. 
Complete geometrical set.  KLB BOOK 1 Pg. 238244 

3  Further constructions.  By the end of the lesson learners should be able to: Construct triangles given two sides and an angle: three sides. 
Guided geometrical construction. Supervised practice. Exercises. Exercise review. 
Complete geometrical set.  KLB BOOK 1 Pg. 238244 

4  SCALE DARWING The scale. 
By the end of the lesson learners should be able to: Interpret statement scales and representative fractions. 
Simple exercise on scales.  Maps.  KLB BOOK 1 Pg. 2489 

5  Scale diagrams.  By the end of the lesson learners should be able to: Interpret scale diagrams. 
Discuss actual and represented lengths. Exercise. 
Maps. Diagrams drawn to scale. 
KLB BOOK 1 Pg. 249250 

6  Bearings.  By the end of the lesson learners should be able to: Determine the bearing of a point form a point. 
Discussion & exercise.  Maps. Protractor ruler. 
KLB BOOK 1 Pg. 2512 

10  1  True bearings.  By the end of the lesson learners should be able to: State the true bearing of a point from another point. 
Discussion & exercise Problem solving 
Maps. Protractor ruler. 
KLB BOOK 1 Pg. 2526 

2  True bearings. (Contd.)  By the end of the lesson learners should be able to: Solve problems on bearings. 
Problem solving.  Maps. Protractor ruler. 
KLB BOOK 1 Pg. 2526 

3  Angle of elevation.  By the end of the lesson learners should be able to: Define angle of elevation Solve problems related to angle of elevation. 
Expository approach: leading to the definition of angle of elevation Review SOH, CAH, TOA. Worked examples. Exercises. 
Protractor Clinometer. 
KLB BOOK 1 Pg. 256262 

4  Angle of depression.  By the end of the lesson learners should be able to: Solve problems related to angle of depression. 
Expository approach: leading to the definition of angle of depression. Worked examples. Exercises. 
Protractor Clinometer 
KLB BOOK 1 Pg. 256262 

5  Angle of elevation and depression.  By the end of the lesson learners should be able to: Solve problems related to angle of elevation and depression. 
Worked examples. Exercises. 
Protractor Clinometer 
KLB BOOK 1 Pg. 256262 

6  Triangulation.  By the end of the lesson learners should be able to: Define baseline, offsets Draw baseline, offsets on plot. 
Expository approach: leading to the definition of baseline, offsets Class experiments. Group work. 
Model of parcel of land on a cardboard.  KLB BOOK 1 Pg. 262270 

11  1  Triangulation.(Contd.)  By the end of the lesson learners should be able to: Calculate the area using triangulation method 
Problem solving. Exercise. 
Model of parcel of land on a cardboard.  KLB BOOK 1 Pg. 262270 

2  COMMON SOLIDS Common regular solids 
By the end of the lesson learners should be able to: Identify and sketch common solids. Count faces, edges and vertices of various polyhydras. 
Q/A: Definition of a solid, examples of solids. Present solids, students count no. of faces, edges and vertices. 
Common solids.  KLB BOOK 1 Pg. 2714 

3  Isometric projection.  By the end of the lesson learners should be able to: Sketch a solid using isometric projection. 
Teacher exposes meaning of isometric projection, and then leads students in geometric construction.  Geometric set & BB set.  KLB BOOK 1 Pg. 275 

4, 5  Nets of solids.  By the end of the lesson learners should be able to: Sketch accurately nets of solids. 
Teachers draws a net of a solid, then students draw nets of other solids; supervised practice.  Chartnets of solids drawn.  KLB BOOK 1 Pg. 277281 

5, 6  Nets of solids.  By the end of the lesson learners should be able to: Make models of solids. 
Teacher makes a net of one solid, and students make nets of other solids.  Manilla papers Geometrical set. 
KLB BOOK 1 Pg. 277281 

12,13  END OF YEAR EXAMS 