2D Shapes平面1 - 43D Shapes立体Measurement度量衡Addition Within 100 - Without Regrouping100以内的不进位加法Picture Graphs图表Fractions分数Addition Within 100 - With Regrouping100以内的进位加法Ordinal Numbers序数5 - 1011 - 1617 - 2223 - 3132 - 3435 - 3839 - 45Advanced 高高级级篇篇 2Contents 目目录录Math Stories & Revision数学故事与复习46 - 48
triangle三角形square正方形circle圆形rectangle长方形12D Shapes平平面面Colour and count by shape.形状涂一涂，数一数。
Take some .Trace each shape. Countits sides and corners.corner 顶点cornerside 边side正正方方形形和和长长方方形形一一样样吗吗？？为为什什么么？？正方形和长方形一样吗？为什么？sides边corners顶点sides边corners顶点sides边corners顶点side 边 顶点22D Shape Discovery平平面面大大发发现现Count the sides and corners.数一数边和顶点。圆圆形形有有边边和和顶顶点点吗吗？？DDooeess aa cciirrccllee hhaavveessiiddeess aanndd ccoorrnneerrss??Does a circle havesides and corners?边AArree ssqquuaarreess aannddrreeccttaanngglleess tthhee ssaammee??Why?Are squares andrectangles the same?Why?
Trace the mystery shape！描一描神秘形状!0顶顶点点00 ccoorrnneerrssThink and match.3想一想，连一连。它它有有11条条曲曲边边，，但但没没有有顶顶点点。。它有1条曲边，但没有顶点。IItt hhaass 11 ccuurrvveedd eeddggee,,bbuutt nnoo ccoorrnneerrss..It has 1 curved edge,but no corners.44条条相相等等的的边边、、44个个顶顶点点44 eeqquuaall ssiiddeess aanndd 44 ccoorrnneerrss33条条边边、、33个个顶顶点点33 ssiiddeess aanndd 33 ccoorrnneerrss22条条长长边边、、22条条短短边边22 lloonngg ssiiddeess aanndd 22 sshhoorrtt ssiiddeess
Mix and match these shapes to create your masterpiece.小小形状拼一拼，画出你的创意图案！4三角形square正方形circle圆形长方形triangle rectangleLet’s count the shapes in your picture!一起来数一数，你用了哪些形状。
pyramid正方棱锥体cuboid长方体cube正方体53D Shapes立立体体Compare the 3D shapes. Cross out the different one.比一比，把不相同的立体物体划掉 。xx
sphere球体cone圆锥体cylinder圆柱体6Spot objects in yourclassroom that looklike these 3D shapes!Cross out the different one.把不相同的立体物体划掉 。xx
7连一连：哪些立体和物品一样？Connect the objects with the same 3D shapes.
Some solids have morethan one flat surface.Turn and trace again!83D Shape Detective立立体体形形状状侦侦探探你你发发现现了了什什么么形形状状？？你发现了什么形状？Trace the flat faces ofTrace the flat faces of描描一一描描每每个个立立体体的的平平面面。。描一描每个立体的平面。each geometric solid.each geometric solid.What shapes do you find?What shapes do you find?
OOhh nnoo!!WWhhaatt’’ss mmiissssiinngg??Oh no!What’s missing?哎哎呀呀！！什什么么东东西西不不见见了了？？哎呀！什么东西不见了？一一个个圆圆形形的的痕痕迹迹!!它它会会是是什什么么？？一个圆形的痕迹!它会是什么？Look!AA rroouunndd ttrraaccee......WWhhaatt ccoouulldd iitt bbee??Look!A round trace...What could it be?93D Shape Detective立立体体形形状状侦侦探探Tick the possible items. Cross out the impossible items. 勾选可能的物品。 划掉不可能的物品。xx
数一数，积木城堡里用了多少立体。cube正方体cuboid长方体cylinder圆柱体pyramid正方棱锥体cone圆锥体Tick the 3D shapes combination used to build the robot.机械人是由哪一组立体拼成的？画 。Count the 3D shapes in the wooden block castle.103D Shape Challenge立立体体形形状状挑挑战战
Which is the longest?哪个最长？Which is the shortest?哪个最短？is about大约有long.长。is about大约有long.长。is about大约有long.长。is about大约有long.长。11Measurement度度量量衡衡量一量物体的长度。Measure the length of the objects.
用手脚和手臂来量一量！Our classroom is我们的课室大约有The door is门大约有The table is桌子大约有arm span wide.手臂宽。foot span wide.个脚掌宽。handspans long.个手掌长。手手掌掌hhaannddssppaann手手臂臂aarrmm ssppaann脚脚掌掌ffoooott ssppaann12Measure Length with Body Parts用用身身体体部部位位来来测测量量长长度度Do and match!做一做，连一连。
and和weigh the same.一样重。Which is the lightest?哪个最轻？13Which is the heaviest?哪个最重？Measuring Weight测测量量重重量量is about the weight of大约有.重。is about the weight of大约有.重。is about the weight of大约有.重。
Measuring Capacity测测量量容容量量比一比。液体较多的画 ，液体较少的画 。Which holds more? Draw for more. Draw for less.14想一想并画出水位。Think and draw the water level.full 满满 hhaallff--ffuullll 半满半满 empty 空空
The pot holds about锅里大约有bowls of soup.碗的汤。About大约scoops of water can fill a pail.舀子的水才能盛满水桶。About大约spoons of honey to fill the glass bowl.勺蜂蜜才能盛满一个玻璃碗。Measure the capacity of the containers.15测量容器的容量。The kettle holds about水壶里大约有mugs of water.杯的水。
holds about大约有of water.的水。16Compare the capacity of the containers.算一算，填一填。Write 1, 2, or 3 to show smallest to largest capacity.在空格里写下序号1、2或3，按容量从小到大排列。holds about大约有of water.的水。holds about大约有of water.的水。
3 1 + 7 =+3523+ =+6024+ =+17317Addition Without Regrouping不不进进位位加加法法+++Let’s add.加一加。
0 10 20 30 40 50 60 70 80 90 10022 00 ++ 44 00 ==70 71 72 73 74 75 76 77 78 79 807 4 + 5 =11 00 ++ 22 00 ==0 10 20 30 40 50 60 70 80 90 1001850 51 52 53 54 55 56 57 58 59 605 1 + 7 =3 5 + 3 =Add. Count on using the number line.加一加。用数轴往前数。30 31 32 33 34 35 36 37 38 39 40+10 +10
Add the tens.再加十位数。Add the ones.先加个位数。Let’s add.加一加。Tens 十位 Ones 个位+52T O十 个1Tens 十位 Ones 个位+36T O十 个3Tens 十位 Ones 个位+26T O十 个32Tens 十位 Ones 个位+71T O十 个43Tens 十位 Ones 个位+80T O十 个23Tens 十位 Ones 个位+20T O十 个4219
RTens 十位 Ones 个位R3036 + 12 = 48106 221 + 8 42 + 1063 + 13 35 + 41Let’s add.加一加。203 0+1 0= 4 04 0+8= 4 86+2= 822 11 ++ 88 == 44 22 ++ 11 00 ==66 33 ++ 11 33 == 33 55 ++ 44 11 ==
22 33 ++ 11 55 == 33 88step 1step 2T十O个T十O个T十O个214 1 + 6 =step 1step 2T十O个T十O个T十O个33 55 ++ 22 00 ==22 33 ++ 55 22 ==66 44 ++ 22 22 ==33 66 ++ 22 33 ==Add the tens.再加十位数。Add the ones.先加个位数。Let’s add.加一加。
22Let’s add.加一加。+137+4+ 6 40991 4 + 5 = 5 + 3 4 =22 77 ++ 44 00 == 33 22 ++ 22 55 ==77 22 ++ 22 11 == 66 11 ++ 11 66 ==+725+ 25318 +3442
218 + 37 + 577 ++ 55 ==8 + 310 + 1Add the rest. 把把剩剩下下的的加加上上。。8 + 2 =+ 1 = 1110108 + 3 = 11Add by making 10.66 ++ 88 ==6 + 8凑十法。23Addition With Regrouping进进位位加加法法Make 10. 先先凑凑成成1100。。
Add and regroup (2-digit + 1-digit).进位加法（2位数和1位数）。2428 + 6 = ?28 + 6 = 34Add the ones. 先加个位数。Add the tens. 再加十位数。Regroup the ones.重组。8 + 6 = 1414 = 1 ten + 4 ones14 = 1个十 + 4个一862+14Tens十位Ones个位862+14Tens十位Ones个位3Tens 十位 Ones 个位Tens 十位 Ones 个位How many ones make ten?
Tens 十位 Ones 个位Tens 十位 Ones 个位+69325Add and regroup (2-digit + 1-digit).进位加法（2位数和1位数）。Tens 十位 Ones 个位Tens 十位 Ones 个位+755Tens 十位 Ones 个位Tens 十位 Ones 个位+386
26Add and regroup (2-digit + 1-digit).进位加法(2位数和1位数）。+78T O十 个2+47T O十 个5+66T O十 个4+85T O十 个6+89T O十 个8+56T O十 个7+84T O十 个2+95T O十 个1+55T O十 个3
272 9 + 3 =+932x 5 6 + 4 =+645x8 4 + 8 =+x 3 2 + 9 =+x6 6 + 8 =+686x 4 6 + 5 =+654xAdd and regroup (2-digit + 1-digit).进位加法(2位数和1位数）。
Add and regroup (2-digit + 2-digit).进位加法（2位数和2位数）。2815 + 17 = ?15 + 17 = 32Add the ones. 先加个位数。Add the tens. 再加十位数。Regroup the ones.重组。5 + 7 = 1212 = 1 ten + 2 ones12 = 1个十 + 2个一571+112Tens十位Ones个位571+112Tens十位Ones个位3Tens 十位 Ones 个位Tens 十位 Ones 个位
Tens 十位 Ones 个位Tens 十位 Ones 个位+863229Add and regroup (2-digit + 2-digit).进位加法（2位数和2位数）。Tens 十位 Ones 个位Tens 十位 Ones 个位+3753Tens 十位 Ones 个位Tens 十位 Ones 个位+9261
30Add and regroup (2-digit + 2-digit).进位加法(2位数和2位数）。+39T O十 个52 +46T O十 个3+ 367T O十 个63+87T O十 个24 +88T O十 个7+ 149T O十 个45+96T O十 个4+ 158T O十 个2+ 377T O十 个12
11 99 ++ 11 77 == 66 22 ++ 11 88 ==77 77 ++ 11 33 ==+33 33 ++ 44 88 ==+22 77 ++ 44 99 == 11 99 ++ 55 99 ==31+9711x+2861x x+7924x+9915xAdd and regroup (2-digit + 2-digit).进位加法(2位数和2位数）。
Who is in the 6 place?th谁是第六名？How many children are in the race?Let’s have a race! Then makea scoreboard to record whocomes 1st, 2nd, up to 10th.1st第第一一2nd第第二二3rd第第三三4th第第四四5th第第五五6th第第六六Lily 丽丽丽丽Ben本本本本 Mina美娜美娜Ali 阿里阿里Ming小明小明May美美美美比赛中有多少个孩子？32Ordinal Numbers序序数数Look at the children’s positions and answer the questions.看一看孩子们的位置,回答问题。
Line up 10 children facing left.Describe their positions. Then turnto face right and describe again.33想一想，圈一圈。Think and circle.The 5th child. 第5个小孩。The 2nd child.第2个小孩。The 4th blouse. 第4件衣服。The 3rd pair of shoes. 第3双鞋子。1st 第第一一1st 第第一一
Think and colour.34想一想，涂一涂。Colour the 5th Christmas Trees. 把第5棵圣诞树涂上颜色。Colour 5 Christmas Trees.Colour the 5th Christmas Trees.把5棵圣诞树涂上颜色。把第5棵圣诞树涂上颜色。Colour 3 presents. 把3份礼物涂上颜色。Colour the 3rd present. 把第3份礼物涂上颜色。Position numbers show uswhere or which one. Countingnumbers tell us how many.Colour 5 Christmas trees. 把5棵圣诞树涂上颜色。Colour the 5th Christmas tree. 把第5棵圣诞树涂上颜色。
数一数小云的玩具。Let’s count the number of toys Yun has.35Picture Graphs图图表表Graph It Up!一一起起来来画画统统计计表表！！3Picture graphs show numbersclearly and make them easy tocompare at a glance. Try it!Each stands for 1 toy. 每个 代表1个玩具。
3614‑Day Weather Report天天的的天天气气报报告告晴天sunny雨天rainy阴天cloudy雷雨stormyand和have the same days.的天数一样。Which two weathers have the same number of days?哪两种天气的天数一样？What season is this?这是什么季节？rainy season雨季 dry season 旱季雨天比晴天多多少天？How many more rainy days than sunny days? days天Count the number of days for each type of weather.数一数，每种天气出现了几天。有几天是雷雨天？How many days are stormy? day天14
Which animal is the most?哪种动物最多？Which animal has 3 more than kittens?哪种动物比小猫多 3 只？There are宠物店里有animals in the pet shop.只小动物。There are 3 more rabbits than birds.兔子比小鸟多3只。xThere are as many puppies as kittens.小狗的数量和小猫一样多。x小狗 小鸟 小猫 仓鼠 兔子puppy bird kitten hamster rabbit37Animals at the Pet Shop宠宠物物店店里里的的小小动动物物
苹果orange橙子pear梨banana香蕉apple38Class Favourite Fruit Graph班班级级最最喜喜欢欢的的水水果果统统计计图图Draw the fruits in a picture graph.把水果画在象形统计图里。Ask each classmate which is their favourite fruit.问每一位同学：你最喜欢的水果是什么？Count how many classmates chose each fruit.数一数有多少位同学选择了每种类的水果。Which fruit is liked the most?哪种水果最多同学喜欢吃？Which fruit is liked the least?哪种水果最少同学喜欢吃？
13Ben cuts a pie in half.He eats 1 out of 2 parts.本本把馅饼切成两半。他吃了馅饼的一半。14Lily cuts a pizza into3 equal parts.She eats 1 out of 3 parts.丽丽把披萨切成三个大小相同的部分。她吃了披萨的三分之一。Ali cuts a waffle into4 equal parts.He eats 1 out of 4 parts.阿里把华夫饼切成四个大小相同的部分。他吃了华夫饼的四分之一。one third三分之一1 整个whole1 half2 二分之一Fractions分分数数39Cut, Play & Learn!Follow the story and learn howfractions show equal parts!May eats 1 whole biscuit.美美吃了一整个饼干。quarter四分之一
Tick the food that is cut into equal parts.把平分的食物画勾 。40
half1212把每个图形的一半涂上颜色。Colour half of each shape.二二分分之之一一41Fold the square paper in half. Then, colour one half.把正方形纸对折，然后把二分之一涂色。Paper Folding Fractions折折纸纸学学分分数数一半也是二分之一。
qquuaarrtteerr14把每个图形的四分之一涂上颜色。Colour one quarter of each shape.14四四分分之之一一42Fold the round paper in half twice. Then, colour one quarter.把圆形纸对折两次，然后把四分之一涂上颜色。Paper Folding Fractions折折纸纸学学分分数数
Colour to match each fraction.按照分数把图形涂上颜色。141234121314122434Look & CompareAre one-half andtwo quarters the same?43
1Write the correct pizza fractions.把正确的披萨分数写出来。44
Ben eats three quarters of a pie.Tick the pie that Ben eats.本本吃了馅饼的四分之三。把本本吃的馅饼画勾 。Fraction Stories分数故事 Draw the fraction orfold a round paperto find the answer.45Lily cuts a mooncake in half.She eats one half. How much is left?丽丽把一个月饼切成两半。她吃了二分之一。还剩几分之几？
They wrap gifts altogether.他们一共包了 个礼物。Math Stories数学故事May hangs lanterns altogether.美美一共挂了 个灯笼。小明包装了 27 份礼物。小云包装了 19 份礼物。他们一共包装了多少份礼物？++Ming wraps 27 gifts for his friends.Yun wraps 19 gifts for her friends.How many gifts do they wrap altogether?May hangs 25 lanterns outside herhouse and 12 more in the living room.How many lanterns does May hang altogether?美美在屋外挂了 25 个灯笼,在客厅里又挂了 12 个灯笼。她一共挂了多少个灯笼？46Read the math storiesand complete themathematical sentence.==++
+9861+7423+562+93 0+8215+3554Let’s add!加一加。47Revision复复习习
x 4 1 + 6 =x 55 22 ++ 11 66 ==x 3 8 + 5 =Think & CompareDo different methods givethe same answer?Add with 2 different methods.用两种方法加一加。4841 42 43 44 45 46 47 4852 + 1638 39 40 41 42 43 4444 11 ++ 66 ==step 1step 2T十O个T十O个T十O个+26T十O个51+85T十O个3