Most of us have little trouble working out how many milliliters are in 2.4 liters of water (it's 2,400). But the same can't be said when we're asked how many minutes are in 2.4 hours (it's 144).

Kids with math learning disabilities process number symbols differently than quantities shown as dots — and it shows up in MRIs.

The poster will showcase two ongoing projects in the Development Education and Learning lab at CU Boulder that aim to understand the cognitive processes involved in early multidigit number learning ...

Students in Melissa Williams' kindergarten class at the Westminster School in Atlanta, Georgia, practice connecting quantities to written numbers — a key part of number sense. Credit: Holly Korbey for ...