Basic Science and Technology - Junior Secondary 2 - Human development

TERM: 1^ST TERM

WEEK: 7

CLASS: Junior Secondary School 2

AGE: 13 years

DURATION: 40 minutes each for 2 periods

DATE:

SUBJECT: Basic Science

TOPIC: Human Development

SPECIFIC OBJECTIVES: At the end of the lesson, the learners should be able to

1. ) State and explain the different areas to measure growth

INSTRUCTIONAL TECHNIQUES: Identification, explanation, questions and answers, demonstration, story-telling, videos from source

INSTRUCTIONAL MATERIALS: Recommended Basic Science textbooks for Junior Secondary School 2

INSTRUCTIONAL PROCEDURES: PERIOD 1-2:

NOTE

HUMAN DEVELOPMENT

Growth can be measured in various areas to assess the development of an individual. Here are the different areas to measure growth:

1. Physical Growth:
   • Height and Weight: These are the most common and basic measurements of physical growth. Height and weight are used to track overall growth and ensure that an individual is growing at a healthy rate compared to age norms.
   • Body Mass Index (BMI): BMI is a measure that helps assess whether an individual has a healthy body weight relative to their height. It can indicate underweight, normal weight, overweight, or obesity.
   • Head Circumference: In infants and young children, head circumference is a vital measure, as it reflects brain growth and development.
2. Cognitive Growth:
   • Intellectual Development: This area measures the development of thinking, reasoning, problem-solving, and memory. Cognitive tests and IQ assessments are often used to gauge intellectual growth.
   • Language Development: The acquisition of language and the ability to understand and use language appropriately is an important part of cognitive growth, particularly in early childhood.
3. Social Growth:
   • Social Skills: Social growth refers to the development of interpersonal skills, including communication, empathy, and the ability to interact with others in different settings.
   • Emotional Regulation: As individuals grow, they develop the ability to manage their emotions and understand social cues. The ability to form and maintain relationships with peers, family, and others is a measure of social growth.
4. Motor Development:
   • Gross Motor Skills: These are large muscle movements that involve coordination and balance, such as crawling, walking, running, and jumping. Gross motor skills develop progressively as children grow.
   • Fine Motor Skills: These are smaller movements involving the hands and fingers, such as holding a pencil, buttoning a shirt, or using utensils. Fine motor skills are important for tasks requiring hand-eye coordination.
5. Sexual and Reproductive Growth:
   • Puberty: The onset of puberty is a key indicator of growth, marked by the development of primary and secondary sexual characteristics, including changes in body shape, reproductive organs, and the appearance of secondary sexual traits like facial hair and breast development.
   • Hormonal Changes: The levels of sex hormones (estrogen and testosterone) that influence sexual maturation and other aspects of physical growth are also important to measure.
6. Psychosocial Development:
   • Identity and Self-Esteem: This area looks at how individuals develop a sense of self, self-confidence, and personal identity, particularly in adolescence. Psychosocial growth involves how individuals see themselves in relation to their community and society.
   • Moral and Ethical Development: Growth in this area is related to the development of values, ethics, and the ability to distinguish right from wrong. This growth influences decision-making and relationships with others.

EVALUATION:

1. How do physical growth measurements like height, weight, and body mass index (BMI) provide insight into an individual's overall health and development?
2. In what ways can cognitive growth, such as intellectual and language development, influence a person's ability to function in society?
3. How do social skills and emotional regulation contribute to a person's ability to form and maintain relationships at different stages of growth?
4. What is the significance of motor development in early childhood, and how do gross and fine motor skills impact daily activities?
5. How do puberty and hormonal changes mark a significant stage in growth, and how do these changes affect physical, emotional, and social development?

CLASSWORK: As in evaluation

CONCLUSION: The teacher marks their books and commends them positively