nth roots Student activity Play

Nuclear fission Student activity Play

Nuclear fission Whiteboard exercise Play

Nuclear fission of uranium Animation Play

Number of all sections of a cube Whiteboard exercise Play

Number of bacteria Student activity Play

Number of bacteria Whiteboard exercise Play

Number of bonds of carbon atom in organic compounds Animation Play

Number of chromosomes Chart Play

Number of combinations Animation Play

Number of diagonals of an  n-gon Whiteboard exercise Play

Number of electron shells Animation Play

Number of electron shells Whiteboard exercise Play

Number of electrons in the orbital Animation Play

Number of inhabitants per agricultural farm Whiteboard exercise Play

Number of intersection points of two circles Whiteboard exercise Play

Number of molecules Animation Play

Number of moles Whiteboard exercise Play

Number of moles in a given volume Whiteboard exercise Play

Number of moles of ammonia molecules Animation Play

Number of orbitals Chart Play

Number of people over 60 years of age in the human population Illustration Play

Number of revolutions Whiteboard exercise Play

Number of roots for a negative discriminant Animation Play

Number of solutions for the system of linear equations Student activity Play