705 prompts matching "Light Travels in a Straight Line"
Let Me Explain: The gram and the kilogram
I am in Primary 4. I have just been taught the gram and the kilogram in my upper primary s
Everyday Science: The second, the minute and the hour
You are my Primary 4 Science teacher. Today we are on the second, the minute and the hour.
Learn Reading a clock face
You are my Primary 4 Science teacher. Explain reading a clock face to me step by step, wit
At Home: Reading a digital clock
You are my Primary 4 Science teacher. Today we are on reading a digital clock. Give me som
Spot My Mistake: Timing a short event accurately
You are my Primary 4 Science teacher. Today we are on timing a short event accurately. Exp
Let Me Explain: Choosing clock, calendar or stopwatch
I am in Primary 4. I have just been taught choosing clock, calendar or stopwatch in my upp
Picture This: Timing the same event three times
You are my Primary 4 Science teacher. Today we are on timing the same event three times. D
Let Me Explain: Why there is no sound where there is no air
I am in Primary 4. I have just been taught why there is no sound where there is no air in
Compare and Learn: Making a string telephone
You are my Primary 4 Science teacher. Today we are on making a string telephone. Put two t
Spot My Mistake: A long string and a short string
You are my Primary 4 Science teacher. Today we are on a long string and a short string. Ex
Home Task: A tight string and a slack string
You are my Primary 4 Science teacher. Today we are on a tight string and a slack string. G
Let Me Explain: A thick string and a thin string
I am in Primary 4. I have just been taught a thick string and a thin string in my upper pr
Picture This: Pitch in a drum and in a flute
You are my Primary 4 Science teacher. Today we are on pitch in a drum and in a flute. Desc
Compare and Learn: Making an instrument from rubber bands
You are my Primary 4 Science teacher. Today we are on making an instrument from rubber ban
Simple Experiment: Changing the pitch of my own voice
You are my Primary 4 Science teacher. Today we are on changing the pitch of my own voice.
Let Me Explain: The parent rock beneath
I am in Primary 4. I have just been taught the parent rock beneath in my upper primary sci
Science Game: Digging and drawing a soil profile
You are my Primary 4 Science teacher. Today we are on digging and drawing a soil profile.
Let Me Explain: The rake and the shovel
I am in Primary 4. I have just been taught the rake and the shovel in my upper primary sci
Picture This: The watering can and the hose
You are my Primary 4 Science teacher. Today we are on the watering can and the hose. Descr
Compare and Learn: Keeping garden tools sharp and clean
You are my Primary 4 Science teacher. Today we are on keeping garden tools sharp and clean