Earth's neighbors have landed: the planets that is! Your child can make his way across our solar system, planet by planet, learning interesting facts like any good astronaut, and making a 3-D mobile.

When Olympic swimmer Michael Phelps won a race by .01 of a second, we saw how significant a hundredth of a second can be! This series offers practice with decimals to build a solid understanding of the place value system.

Get math practice off the bench to calculate percentages, read graphs, add fractions and round decimals to bring math skills all the way home. This book knocks one out of the park for baseball lovers.