It's a very high-energy activity. It's a workout. By the time you finish class, you're tired.

People will be able to actually walk where the villagers walked and explore the mound.

If they see it, and feel it in a hands-on way, that makes it fun for them.

One of the big hurdles to overcome is kids attitude toward science. Some kids think science is boring or they say I just don't understand it. You work around that by making it interesting and fun and relevant for kids.

We needed a solution that would get all the right information to the drivers as quickly and as cost-effectively as possible.

He said he liked it.