Sports such as hockey, football, basketball and tennis use balls of different sizes. Can you arrange a selection of different balls in a line each touching the next to make the shortest line? This activity offers opportunities for...

This thematic unit uses USS Constitution (nicknamed 'Old Ironsides') as a vehicle to explore a wide range of disciplines including language arts, reading, math, science, art, and social studies. Skills covered in the unit include...

This problem allows students to see words that can describe the expression from part (c) of "5.OA Watch out for Parentheses." Additionally, the words (add, sum) and (product, multiply) are all strategically used so that the student can...