A roll of the dice. A flip of a coin. A game of rock, paper, scissors. Kids are calculating probability all the time. The ability to predict outcomes based on the odds is the focus of this series.

What could be scarier than math practice? Make magic brew, juggle negative numbers, interpret multiplication cards, find the area of your dungeon and more!

What better way to learn sorting and categorizing than with familiar objects preschoolers see every day? This workbook is great for practice sorting and comparing, using household items.