Solve problems using estimation and comparison within a single set of data. (SPI 0406.5.2)

Links verified on 11/26/2011

1. Comparison Estimator - an activity which allows the user to compare two quantities by estimating
2. Cool to Rule: A Game of Estimation and Measurement - lesson plan for helping students estimate and compare length
3. Data Picking - students collect data, enter tally marks or numbers and then select which graph is appropriate
4. Estimate Differences - Estimate the difference by rounding each number to the nearest hundred and then subtracting
5. Estimate Differences - Estimate to solve word problems.
6. Estimation: Mixed Operations - Estimate sums, differences, products, and quotients to solve word problems.
7. Estimate Products - Flash multiplication tutorial
8. Estimate Products - Estimate the product. Round the second factor to the nearest hundred, and then multiply.
9. Estimate Products - Estimate to solve word problems.
10. Estimate Quotients - Determine which sign makes the sentence true.
11. Estimate Quotients - Estimate to solve one-digit divisor problems.
12. Estimate Sums - Estimate the sum by rounding each number to the nearest hundred and then adding.
13. Estimate Sums - Estimate to solve word problems.
14. Estimate Sums and Differences of Decimals - Estimate the sum by rounding each number to the nearest whole number and then adding.
15. Estimating - helpful suggestions from S Cool, a UK educational site
16. Estimating Answers to Calculations: Multiple Choice - [Skillwise worksheet] Exercise in using estimating strategies to eliminate possible answers to problems
17. Estimating Numbers Using Rounding - [Skillwise factsheet] suggestions for your students regarding using rounding when estimating [Caution: UK money used]
18. Estimation Topics - index of estimation activities, each of which includes a practice area and a quiz designed as a game
19. Estimator Four - This activity allows two users to play a game of estimation where each player tries to connect four game pieces in a row before his or her opponent does. The players earn game pieces by accurately estimating the answers to various problems. Users can choose to estimate addition, multiplication, and percentage problems.
20. Exact or Estimate - [designed for grade 3] Flash video lesson which gives students the chance to answer questions
21. The Hot Tub - This is a fun activity where students tell the story behind a graph and relate slope to rate of change.
22. How Many Pearls? - You've just stumbled on a treasure chest filled with pearls and you want a quick estimate of the number, without having to count them one by one. Choose a method to estimate.
23. How Much is on the Floor? - A mixing in math activity for ages 5-11
24. Interpreting Data - survey a small group by clicking on each of the children, turn the tally marks into two types of graphs and then go back and take a different survey
    1. Interpreting Data Quiz - after you finish the lesson above, take this quiz
25. Key Words for Mental Math - Addition - Subtraction - Skillwise factsheets
26. More or Less Estimator - an activity which allows the user to estimate quantities and sizes including the number of objects in a set, the lengths of a curve, and the area of a shape
27. Spy Guys Interactive - Understanding and Interpreting Graphs - Lesson 10
28. Using Estimation to Solve Problems - [7:23] video lesson

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