Get ready to rev up at Handy Manny’s Big Race Pit Stop. On Saturday (2 to 4 p.m., Southdale, Edina), the whole family can play Hokey Pokey, design their own toolboxes and customize license plates. They might also learn a thing or two about teamwork.

Michelle Obama has made fighting childhood obesity her cause of choice. She might be interested to hear the results of a new study in the current issue of “Pediatrics”.

Your tweens might have more access to mature material than you think. A study from the University of South Dakota found that students ages 10 to 14 are able to get movies, music or video games that are rated "mature, restricted or adults only."

There’s nothing fishy about this cool new aquarium – The Spillarium ($130, Hammacher). The five-gallon aquarium comes with artificial fish, plants, a fish net, cleaning brush, fish food and hours of entertainment.

Sure, plastic sandwich bags are convenient, but they’re also super wasteful. Well not anymore with the Fresh Snack Pack ($5 to $6).

Getting ready for a big night out? Check out the prom expo at Brunswick Zone XL (11129 162nd St. W., Lakeville, 952-435-2695‎). This Thursday night (4 to 7 p.m.), there will be giveaways, a fashion show and you can donate your old dresses.

According to a study from the Harvard School of Public Health, daughters of women who consumed at least 4 glasses of milk per day while pregnant may have a 56% less risk of developing MS in the future. There appears to be a link with vitamin D consumption, so drink up.

Prom-bound high schoolers can submit their stories with photos or video on how they were asked to prom or how they asked someone to prom.

These Cocoboheme chalkboard stickers ($28, A + R Store) can go on any wall–just draw or write with chalk, then use a damp cloth for a clean slate. Great for a kid’s room or kitchen, these stickers come in lots of fun shapes like cows, penguins, turtles, cats, and dogs.

Mary-Kate and Ashley Olsen have been just launched their new line – Olsenboye – at JCPenney. These designers have launched a contest for teenagers.