FRACTIONS VISUALLY is for children who think fractions are no fun and grown-ups who have never found the best visual resources to master basic maths fractions.
Ages 5-11, Grades Kindergarten-5th grader or Year group 1-6 in primary education (infants, elementary and junior schools).

ADDING FRACTIONS STEP-BY-STEP is for students and older learners struggling with adding fractions.
Ages 11-16, Grades 6th-10th grade or Year group 7-11 in secondary education (middle, senior and high schools).