“Magic Squares & More”
Name______
Page 5 What are the Chinese numbers in the circle?
______
Draw the Chinese number for 1,234.
Page 7 Can you figure out what is “magic” about the Lo Shu square? (Hint: Add the three numbers in any row, column, or diagonal, as shown.)
Page 8 For each of the incomplete magic squares, figure out the “magic” total of each row, column, or diagonal. Then find the missing number.
A – Magic Total ______Missing Number ______
B – Magic Total ______Missing Number ______
C – Magic Total ______Missing Number ______Page 9 – Follow the instructions on this page to create your own magic square. You will need grid paper.
Page 11 On the map, start at the yellow teardrop near the birds. Go 7 squares west. Then go 8 squares south. Where did you finish?
Pick two pictures on the map. Write directions for moving from one picture to the other.
Page 15 What abacus (A to E) shows the number 5,203? ______
What numbers do the other abacus pictures show?
Pretend that you are going to show the number 4,216 on the abacus shown. How many beads would you need to move to the crossbar?
James used the abacus above. He moved three beads to the crossbar. He made a number less than 10,000. a. What is the smallest number James could have made? ______b. What is the greatest number James could have made? ______c. List some other numbers James could have made.
“Rainforest Math” Name______
Page 5 What do you notice about the order of information in the chart on this page? ______
Make a new chart that shows the numbers in order from least to greatest.
Page 7 How would you solve these wacky problems? You may use a calculator to help.
Mighty Max is as strong as a rhinoceros beetle! He weighs 60 pounds. Could Max carry a 50,000-pound bus?
How many goliath bird-eating spiders would fit side by side across your classroom?
Harry the howler monkey is visiting a friend who lives 5,000 yards away. Will Harry be able to hear his mother call him for dinner? (Hint: 1 mile = 1,760 yards) How many minutes would it take for a three-toed sloth to travel from your classroom to the lunchroom? (You could use a yardstick to measure the distance.)
Page 9 Use a ruler to measure each butterfly’s wingspan to the nearest half-inch. (The pictures are life-size.) Then, make a chart to show the measurements.
Small postman ______
Queen cracker ______
Owl butterfly ______
Chart:
Page 10 With a wingspan of half an inch, the pygmy blue is the world’s smallest butterfly. How many pygmy blue butterflies would fit across one birdwing butterfly? Page 11 Follow the steps to make a life-sized paper birdwing. You will need one-inch grid paper.
Page 15 Read Juan’s report about the giant anteater. Match each of the letters (A through G) with a logical entry from the Missing Data List. A. ______B. ______C. ______D. ______E. ______F. ______G. ______
“Perfect Patterns”
Name______Page 5 Describe the designs and patterns you can see.
What shapes can you find in the designs?
Can you find any patterns of color?
Page 7 How many years older than the Kenyan beads are the seashell beads from South Africa?
Page 9 Use linking cubes, links, counters, or beads in two colors (A and B). Make a repeating pattern that goes – draw your pattern next to each letter. a. AB, AB, AB, ……… b. AAB, AAB, AAB, ……… c. ABBB, ABBB, ABBB, ………
Look at the bead necklaces U through Y. a. Which necklace has an ABBB pattern? ______b. Which two necklaces each have a pattern that goes ABCB, ABCB, ABCB? ______
c. Use letters to describe the patterns in the other necklaces. ______
Four different kinds of beads were used to make necklace Z. Use the letters A, B, C, and D to show the pattern.
Page 11 Each rectangle on the Ndebele house (top of page) has a colorful design. Which designs have two lines of symmetry?
Can you see any designs that are not symmetrical?
Are the Ndebele aprons (bottom of page) symmetrical?
What shapes can you see?
Can you find a triangle? rectangle? trapezoid? Page 13 Follow the instructions on this page to make a symmetrical design. You will need one-inch grid paper.
“Below Zero”
Name______Page 5 Mother harp seals feed their pups for only 12 days! At the end of that time, how much would a pup weigh?
Page 7 In the picture at the bottom of the page, count 10 of the walruses. Then estimate the total number. How many walruses do you think are on the beach on page 6?
Page 9 Choose a bear from the chart and write down the bear you chose. How much heavier is the male than the female?
Now, pick two different bears and write down your choices. What is the difference in body length?
Page 10 Snowy owl eggs hatch every 2 days. In a clutch of 7 eggs, how old would the first chick be when the youngest chick hatches out?
Pages 12-13 Follow the directions and use the map scale to calculate how far the Arctic tern flies each year. You will need scissors, string, and a ruler. Page 15 How would you solve these problems? You may use a calculator to help.
Gray whales swim at an average speed of 5 miles per hour. They swim for about 15 hours a day. About how far does a gray whale swim in one day?
From Alaska to Mexico is about 6,000 miles. How many days would it take a gray whale to swim that far?
The first gray whales leave Alaska in early December. When would they arrive in Mexico?
In January, about 30 whales swim past the Oregon coast every hour. How many whales would swim past in 15 hours?
“Fiji Facts and Figures”
Name______Page 5 Pick four distances on the map and write the distances in order from least to greatest.
Pick four more distances on the map and write the distances in order from greatest to least.
Page 7 Brainwork – In the design on the left size of the page, can you find a right-angle triangle, an equilateral triangle, an isosceles triangle, an isosceles triangle that has a right angle?
Page 9 For each month, find the difference between the average maximum and the average minimum temperature.
January ______
February ______
March ______
April ______
May ______
June ______
July ______August ______
September ______
October ______
November ______
December ______
What did you notice? ______
Pages 10 - 11 Use the data in the bar graph on page 10 to solve the problems on page 11.
In Suva, which month is a. the wettest? ______
b. the driest? ______
How many months have a. less than 9 inches of rain? ______
b. 12 inches of rain or more? ______
What is the total rainfall in a. the wet season? ______b. the dry season? ______
What is the average annual rainfall for Suva?
How much more rain falls in March that in a. April? ______b. December? ______c. June? ______d. August? ______
How much more rain falls in the wettest month than in the driest month?
“Surviving the Odds”
Name______Page 5 Follow the directions on this page to make a pie graph that shows the number of species that are extinct in Australia. You will need links or colored paper clips and a large sheet of paper.
Page 7 Look at the pictograph. What is the difference between the number of species of endangered birds and fish?
What is the total number of endangered species?
Page 9 How would you solve these problems? You may use a calculator to help.
How many pounds of gum leaves would a koala eat a. in 4 days? ______
b. in a week? ______
c. in the month of September? ______
For about how many hours is a koala awake a. each day? ______b. each week? ______
c. each year? (Hint: A year has 52 weeks) ______
The first koalas in America went to the San Diego Zoo in 1925. They were a gift from the children of Australia. How many years ago was 1925?
Page 13 Suppose that 4,000 large chocolate bilbies and 7,000 small chocolate bilbies were sold in one month. How much money would the Save the Bilby Fund receive?
Page 15 How would you solve these problems? You may use a calculator to help.
About how much does a gray kangaroo weigh when it is 6 months old? ______
About how many months old is a gray kangaroo when it weighs 199 ounces? ______
Make a new chart for the gray kangaroo. a. Show age to the nearest week. b. Show tail length in feet and inches c. Show weight in pounds and ounces
“Keeping Count”
Name______Page 5 The people of the Indus Valley had a system of weights and measures. What kinds of things do you think they measured?
Page 7 On the seals on this page, which symbols do you think show numbers? ______
What do you think the other symbols might mean?
Which of the Brahmi numerals look most like the numerals we use today? ______
Which Hindu numerals look most like our numerals?
Write the Hindu numbers in figures and then in words. a. b. c. d. e. f.
Design your own seal. (You could draw it or make it from clay.) Make sure that is shows a number.
Page 11 If you have a partner, follow the directions on this page to play the game.
Page 15 Where can you see numerals in the picture?
How are they being used?
How have you used numerals today?