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Practice math your way.

Bite-sized lessons with instant grading, star awards, and streaks. Built around the math you're learning at school.

Course catalog

  • First Counting Trail

    Count to twenty, match the count to the group, and add a few small things together.

    Math basics Grades K
  • First Fractions

    Cut a whole into equal pieces and learn to name what each piece is called.

    Math basics Grades 3
  • Operations Trail

    From adding within twenty to grouping with parentheses — every operation has a place on this trail.

    Math basics Grades 2-5
  • Tens and Hundreds Tower

    Climb a tower built from bundles of ten and stacks of one hundred.

    Math basics Grades 1-2
  • Big Numbers Bridge

    Cross a bridge of thousands and learn to round, add, and multiply with confidence.

    Math basics Grades 3-5
  • Bridge of Equal Shares

    Walk the number line and find the twins — fractions that look different but weigh the same.

    Math basics Grades 3-4