Interactive Lab
SKAL Time Lab
Learn to tell time and calculate elapsed time with an interactive, drag-the-hands clock.
Free
Play
Free interactive labs — open one, pick your grade and practice hands-on. No sign-in needed.
Math
Interactive Lab
SKAL Rounding Lab
See how numbers round to the nearest 10 or 100 with an interactive number line.
Free
Play
Interactive Lab
SKAL Adding and Subtracting Lab
Add and subtract step by step, with and without regrouping, from whole numbers to decimals, grade by grade.
Free
Play
Interactive Lab
SKAL Multiplication Lab
Multiply step by step with five strategies - standard algorithm, partial products, area model, break apart, and lattice.
Free
Play
Interactive Lab
SKAL Division Lab
Practice long division step by step with two strategies - the standard algorithm and partial quotients.
Free
Play
Interactive Lab
SKAL Fraction Lab
See what really happens when you work with fractions - shade, combine, and split pieces on an interactive fraction bar.
Free
Play
Interactive Lab
SKAL Money Lab
Count coins and bills, then use money in real life - from identifying coins to multi-step problems with decimals.
Free
Play
Reading
Early Learning
Interactive Lab
SKAL ABC & Beyond Lab
Learn to write letters, numbers and shapes with guided tracing, and learn your colors, all read aloud in a friendly voice.
Free
Play