Shooting hoops or mastering base 10 numeration? Hmm, for 10 year old Doogie, his heart is firmly planted on the basketball court. Even in class, he is daydreaming about his career in the NBA. Unfortunately, he has a rude awakening when he attempts to purchase a leather basketball and finds his understanding of place value is woefully lacking. Fortunately for Doogie, he is in for a mind bending intervention from an intergalactic super hero, Tenacious Ten, who quickly illustrates the wonders of the base 10 system and the miracle power of zeroes and the decimal point. This book will have your fourth grader or home schoolers seeing place value in a whole new light and saying, "Oh, now I get it (grade 3-6)