The National Zoo, in Washington, D.C. is 163 acres (over 7 million square feet). It was created by Congress in 1889. The Zoo includes about 400 different species, including Giant Pandas, which are a symbol of the zoo’s conservation efforts.
In addition to the teaching resources you can access on the Big Ideas Math website, the web is bursting at its virtual seams with wonderful websites and tools for both teachers and students.
Adding websites like these to your arsenal ensures that you gain the teaching support and resources you need, utilize useful technology within your classroom, and provide educational links for students. Give them a try and let us know which is your favorite!
A few to start with:
- Math and Writing websites to know (via Education Week)
Bookmark your favorite sites (or add to a Favorites folder) so that you can easily find them again. If you know of a great website, please send it our way and we will add it to the list!
This activity can be found in the 6th grade (Green) Big Ideas Math textbook on page T-9.
The activity can be done with the whole class as a lesson summary. Students are asked to construct viable arguments and critique the reasoning of others (Mathematical Practice #3).
1. Write words or phrases on index cards for each of the four operations so that each student has an index card. Distribute the cards. Some of the phrases can be the same.
2. Designate a corner of the room for each of the four operations. Have students move to the corner of the room associated with the operation suggested by the word or phrase on their index card.
3. Each of the four clusters of students should verify that all of the group’s index cards match the correct operation.
4. Have each cluster of students read the words on their index cards aloud to the class.
5. Collect the cards to use again.