This weekend, show some serious resolve.

DO
Legwork
What: Get a workout in your favorite stilettos — and master your strut while you’re at it.
Why: You’ve got legs. You know how to use them.
Where: Online at legworkdvd.com.

BUY
Books for Kids
What: A click of your mouse supplies children from low-income families with reading material.
Why: Think globally, act virtually.
Where: Online at firstbook.org.

HydraCoach
What: The genius bottle calculates fluid consumption to help you stay hydrated.
Why: Water finds its own level.
Where: Online at hydracoach.com.

HEAR
Mandy Ingber Playlist
What: Pump things up with music from Jen Aniston’s trainer.
Why: A friend indeed.
Where: Online at mandyingber.com.

EAT
Crispy Fruit
What: Snack on delicious yet nutritious freeze-dried apples, apricots, peaches, and pineapples.
Why: You’re no fruitcake.
Where: Online at crispygreen.com.