eBooks E-Books Addition and subtraction word problems: superheroes (K-A) Addition and subtraction word problems: gorillas (K-A) Equal sign-video (K-A) Subtracting 14 – 6 (K-A) Adding 8 + 7 (K-A) Adding 7 + 6 (K-A) Adding 5 + 3 + 6 (K-A) Composing shapes-video (K-A) Recognizing -video (K-A) Cousin Fal's shape collection-video (K-A) Teens as sums with 10 (K-A) Teen numbers: monkeys (K-A) Counting by category (K-A) Comparing numbers on the number line (K-A) Comparing numbers of objects (K-A) Counting objects 2 (K-A) « Previous 1 … 2,882 2,883 2,884 2,885 2,886 … 4,276 Next »