Imagine savoring three delicious, satisfying meals every day without worrying about counting calories or calculating fat grams. Now you can enjoy hundreds of combinations of tempting, flavorful breakfasts, lunches, dinners--even desserts--all for only 1200 calories a day.

Every dinner contains no more than 400 calories per serving. Each breakfast and lunch contains only 350 calories per serving, and every delicious dessert contains just 100 calories per serving. All you have to do is select the meals you want to combine for any particular day.

Choose from such low-calorie...

Number talks are pretty simple. The teacher and students begin class by doing a 5 to 15 minute math problem together verbally instead of on paper. That's it. And yet that simple learning tool has proven incredibly powerful. Studies show that it helps kids develop general number sense, a better understanding of how math works in the real world, and even specific mathematical concepts like fractions.

The challenge with number talks for teachers isn't the math. It's coming up with a...