Better Lesson
Better Lesson: Distributive Property, Day 2
The children have been practicing decomposing areas and now digits in order to understand and use the distributive property.
AAA Math
Aaa Math: Place Value Expanded Form
You'll find an explanation of place value in expanded form in this lesson. There is also an interesting game that helps to show place value.
PBS
Nova Online: How Many Pearls? A Weight & Volume Game
This interactive game has students apply skills in estimation, measurement, and basic addition using pearls. Students are asked to estimate the number of pearls in a treasure chest by making predictions and using number sense. The skills...