• 3.MD.2: Measure and estimate liquid volumes and masses of objects using standard units of grams (g), kilograms (kg), and liters (l). 
• Add, subtract, multiply, or divide to solve one-step word problems involving masses or volumes that are given in the same units, e.g., by using drawings (such as a beaker with a measurement scale) to represent the problem. 

Step 1: Khan Videos 

• Understanding mass (grams and kilograms)
• Practice: Estimate mass (grams and kilograms)
• Word problems with mass
• Practice: Word problems with mass
• Understanding volume (liters)
• Practice: Estimate volume (milliliters and liters)
• Word problems with volume
• Practice: Word problems with volume

Step 2: Practice Work

• Grams and Kilograms
• Balance the Scales
• Milliliters and Liters Conversion
• Converting Milliliters and Liters - Basic
• Reading Graduated Cylinders
• Reading a Scale (one at a time probems-10 correct)
• Estimating Weight (one at a time problems-10 correct)
• Liquid Volume (one at a time problems-10 correct)Liquid Volume Word Problems (one at a time problems-10 correct)

Step 3: Tasks

• Worth the Weight
• More Punch Please
• Weighing Fruit
• Measuring Water
• Feeding Elephants Mass
• Rootbeer Float Liquid Volume
• Volume and Mass Scoot (complete at least 10 task cards)