It's not just because of increased demand: Experts sound off on the main reason why U.S. egg prices are nearing record highs -- and when they may come back down. Super Bowl economics, an anniversary concerning Charlie Chaplin, and Indigenous North American stickball are some of today's other topics. And our international coverage includes a light festival in Denmark and a snake-filled backyard in Australia!

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Today's episode was sponsored by EF Educational Tours. Learn more at eftours.com/travel!

This news quiz covers topics featured throughout the week on The World from A to Z:

1. This week, the Trump Administration delayed its plans to impose 25 percent tariffs on goods from what two countries, though a 10 percent tariff on Chinese imports has been put in place?

2. What U.S. holiday, which is observed annually on February 2, is rooted in a medieval European method of trying to predict the weather?

3. Some residents oppose and some support the $120 million cost of rebuilding a sliding center for the 2026 Winter Olympics, which will be held in what European nation?

4. Health experts say teenagers should avoid drinks containing what substance, which can increase alertness and brain function but also increase anxiety and trouble sleeping? 

5. What social media site was launched on February 4, 2004, initially focusing on college students but later expanding to become the world’s most widely used social media platform?

6. What kind of instrument, which was built in 1714 by Antonio Stradivari, was expected to fetch between $12 million and $18 million at an auction this week?

7. Name the idyllic Greek island that was shaken by hundreds of minor earthquakes this week, prompting more than half of its residents to leave their homes.

8. What independent U.S. government agency investigates aircraft accidents and is scheduled to release two separate, preliminary reports in the weeks ahead?

9. As featured on Thursday’s show: Some refugee children in the Democratic Republic of Congo are developing problem-solving skills and finding joy through playing what game?

10. In addition to increased demand, what has been blamed as the main reason for the rising prices of eggs in the U.S., which aren’t expected to level out until later this year?