3 Estimating temperature 2 Keywords: estimationtemperature In this practical task, students estimate and then measure temperatures. Login to preview
3 How many centimetres? 3 Keywords: estimationlengthreading scales In this practical task, students estimate, then measure, the length of two objects using a ruler. Login to preview
3 How many millilitres? 1 Keywords: capacityestimationreading scales In this practical task, students estimate, then measure, the volume of two containers using a measuring jug. Login to preview
4 Looking at capacity 0 Keywords: capacityestimationreading scales In this practical task, students estimate the capacity of two different sized containers, then check their estimates with a measuring jug. Login to preview
4 Looking at weight 2 Keywords: estimationpracticalreading scalesweight In this practical task, students estimate the weight of two different sized bags, then check their estimates using kitchen scales. Login to preview
3 How many grams? 2 Keywords: estimationpracticalreading scalesweight In this practical task, students estimate, then measure, the weight of two bags using kitchen scales. Login to preview
4 Looking at length 0 Keywords: estimationlengthpracticalreading scales In this practical task, students estimate the length of two common classroom objects, then check their estimates with a ruler. Login to preview
3 Watch your speed 2 Keywords: linear scalesreading scalesspeed Students read scales from a car speedometer. Login to preview
5 Estimating the area of Antarctica 2 Keywords: areaestimationpisa Students use a scale map to estimate the area of Antarctica and explain their method. Login to preview
3 Inside, outside 1 Keywords: linear scalesplotting scalestemperature Students estimate the temperature and indicate it on a thermometer. Login to preview
3 Reading a temperature scale 2 Keywords: linear scalesreading scalestemperature Students identify the measure of temperature off linear scales. Login to preview
3 Island of Zazz 3 Keywords: distancemapsscaleshortest paths Students calculate the shortest distance between two points on a grid map by using a scale. Login to preview
5 Non-linear scales 1 Keywords: non-linear scalesplotting scalesreading scales Students read from, and mark points on, non-linear scales. Login to preview
5 Butter fingers 2 Keywords: estimation Students explain errors in calculations that include all operations, decimal values, and percentages. Login to preview
4 Measuring the angle 3 Keywords: anglesmeasuringreading scales Students use a protractor to find given angles and draw angles of given degrees. Login to preview
4 Estimating lots 0 Keywords: estimationmultiplication Students show how they would carry out estimation of multiplication tasks. Login to preview
4 Estimating farm animals 1 Keywords: additionestimation Students estimate an addition problem, share their methods, discuss the rounding method, and then do more problems using rounding. Login to preview
23 Estimating addition IV 0 Keywords: additionestimation This task requires students to estimate some addition problems using any appropriate method. Login to preview
4 Estimating addition II 1 Keywords: additionestimation Students to show how they estimate in some addition problems. Login to preview
4 Estimating food numbers 2 Keywords: estimationmultiplication Students discuss making an interval estimate in multiplication problems (i.e., getting a lower and an upper limit for the actual answer using the front-end and rounding-up estimation methods). They then use this method on two problems. Login to preview
3 Estimating with addition III 1 Keywords: additionestimation This task requires students to estimate some addition problems using any appropriate method. Login to preview
4 How I estimate: Multiplication 0 Keywords: estimationmultiplication Students show how they estimate in some multiplication problems and come up with sensible estimates. Login to preview
4 Estimating sweets II 0 Keywords: estimationmultiplication Students explain multiplication estimation methods used to solve word problems. Login to preview
4 Estimating multiplication 0 Keywords: estimationmultiplication This task requires students to show how to estimate numbers of items in some multiplication problems using any acceptable estimation strategy. Login to preview
5 At the garden centre 0 Keywords: estimationrounding Students use rounding to estimate totals then discuss this as a method of estimation. Login to preview