Open-and-go lessons that inspire kids to love science.

Science curriculum for K—5th grades.

90 sec
  • Hands-on — lead students in the doing of science and engineering.
  • Standards-aligned science lessons — Cover core standards in 1-2 hours of science per week.
  • Less prep, more learning — prep in minutes not hours. Captivate your students with short videos and discussion questions.

Sign up now to try Mystery Science for free.

Sign up

Video Bonus Vote
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Slide Image
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Video trouble?
When an animal or person bumps into this plant, it seems to explode! How could exploding help this plant?
5
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Hint: Look closely at the black things coming out. What do you think those are? Why would it help the plant to shoot those out?
5
Full Screen
Controls Icon Exit Full Screen
Video trouble?
The black things are seeds! When the plant explodes, it spreads seeds everywhere, which will hopefully grow into new plants!
5
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
What is this animal and why is it doing a handstand? (Hint: the black and white colors might give you a clue.)
4
Full Screen
Controls Icon Exit Full Screen
This is a type of skunk! When it’s scared, it does a handstand to look bigger and as a warning to go away. Otherwise it will spray!
4
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Video trouble?
If a bird attacks this gecko, the gecko can do something amazing to defend itself. What do you think it will do?
3
Full Screen
Controls Icon Exit Full Screen
Video trouble?
It can shoot a sticky, smelly liquid from little openings in its tail! It’s called a Golden-tailed Gecko and it lives in Australia.
3
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Video trouble?
This fish can spit water into the air! It’s amazing, but why does it do this? How could spitting water help this fish?
2
Full Screen
Controls Icon Exit Full Screen
Video trouble?
This archerfish shoots water to knock bugs off of plants! When the bugs fall into the water, they become lunch.
2
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Full Screen
Controls Icon Exit Full Screen
Video trouble?
This snake is a special kind of cobra. Check it out! What do you think it’s spraying? Spit? Water? Something else?
1
Full Screen
Controls Icon Exit Full Screen
Video trouble?
It’s spitting venom (which can be deadly) out of its two front teeth! Here, scientists are seeing how well it can aim at the sheets!
1
Full Screen
Controls Icon Exit Full Screen
Video trouble?
Slide Image
Full Screen
Controls Icon Exit Full Screen
Full Screen
Controls Icon Exit Full Screen
Video trouble?

Voting for this episode is now closed. Would you like to vote on the most recent poll?

We pulled three questions from our jar. Which question do you want to explore?

  • Why do pandas only eat bamboo?

    -Korban, 3rd Grade

  • What is a drought?

    -Aaliyah, 2nd Grade

  • How do windmills work?

    -Junichiro, Kindergarten

Could a mountain turn into a volcano?

Watch the video to discover the answer and don't forget to vote for next week's question. There are mysteries all around us. Have fun and stay curious!