671 prompts matching "Why Humans Walk on Two Legs"
Picture This: The changes in the bones as we age
You are my Primary 5 Science teacher. Today we are on the changes in the bones as we age.
Quick Quiz on Substances that dissolve in water
You are my Primary 5 Science teacher. Ask me five questions on substances that dissolve in
Let Me Explain Why the salt cannot be filtered out
I am in Primary 5. I have just been taught why the salt cannot be filtered out in my upper
Quick Quiz on Leaving salty water in the sun
You are my Primary 5 Science teacher. Ask me five questions on leaving salty water in the
Quick Quiz on What filtering does
You are my Primary 5 Science teacher. Ask me five questions on what filtering does, one at
Spot My Mistake: Why filtering will not remove dissolved salt
You are my Primary 5 Science teacher. Today we are on why filtering will not remove dissol
Quick Quiz on The mesh and the size of its holes
You are my Primary 5 Science teacher. Ask me five questions on the mesh and the size of it
Picture This: Sieving sand from stones
You are my Primary 5 Science teacher. Today we are on sieving sand from stones. Describe i
Quick Quiz on Evaporating and condensing as a pair
You are my Primary 5 Science teacher. Ask me five questions on evaporating and condensing
Quick Quiz on Cooking as an irreversible change
You are my Primary 5 Science teacher. Ask me five questions on cooking as an irreversible
Picture This: Mixing vinegar and bicarbonate
You are my Primary 5 Science teacher. Today we are on mixing vinegar and bicarbonate. Desc
Quick Quiz on What burning gives off
You are my Primary 5 Science teacher. Ask me five questions on what burning gives off, one
Quick Quiz on What rusting needs
You are my Primary 5 Science teacher. Ask me five questions on what rusting needs, one at
Picture This: Testing iron under water
You are my Primary 5 Science teacher. Today we are on testing iron under water. Describe i
Try This at Home: Testing iron in water and air together
You are my Primary 5 Science teacher. Today we are on testing iron in water and air togeth
Spot My Mistake: Why rust weakens a metal
You are my Primary 5 Science teacher. Today we are on why rust weakens a metal. Explain it
Rusting of Iron in Real Life
Act as my Primary 5 Science tutor and help me connect how iron reacts with air and water o
Quick Quiz on Testing iron and steel
You are my Primary 5 Science teacher. Ask me five questions on testing iron and steel, one
Spot My Mistake: Why not all metals are magnetic
You are my Primary 5 Science teacher. Today we are on why not all metals are magnetic. Exp
Quick Quiz on Choosing a material for a roof
You are my Primary 5 Science teacher. Ask me five questions on choosing a material for a r