买了一个一年期的RAZ PLUS账号（带加速器），要求娃每天读两篇（现在读U）。为了监督娃每天按量学习，做了一个签到表，每天读完签到，只要到系统里去看是不是读完做完QUIZ就行。效果明显，一个月AR值升了0.6。
| U序号 | 文章名称 | 阅读时间 |
| 001. | 1849 The California Gold Rush | |
| 002. | Adventure in London | |
| 003. | All About Chocolate | |
| 004. | The Amazing Amazon | |
| 005. | Animal Discoveries | |
| 006. | Arrows | |
| 007. | Australia | |
| 008. | Beowulf | |
| 009. | Big Ben and Westminster Palace | |
| 010. | The Bill of Rights | |
| 011. | The Bill of Rights (new U) | |
| 012. | Chichen Itza | |
| 013. | Chick-a-Dude | |
| 014. | China | |
| 015. | Colosseum | |
| 016. | Coral Reefs | |
| 017. | A Crafty Escape | |
| 018. | Dawn of the Doughnut | |
| 019. | Deep Trouble The Gulf Coast Oil Spill | |
| 020. | Don't Wake the Mummy | |
| 021. | Egypt | |
| 022. | Eiffel Tower | |
| 023. | Electric Eels! | |
| 024. | Fabulous Faberge Eggs | |
| 025. | Galapagos Wonder | |
| 026. | Gandhi | |
| 027. | The Genius of Tesla | |
| 028. | Get Moving! All About Muscles | |
| 029. | The Great Gallardo's Books | |
| 030. | Great Zimbabwe | |
| 031. | Growing Up Green | |
| 032. | The Guest Ranch | |
| 033. | Hansel and Gretel | |
| 034. | The Hard Stuff! All About Bones | |
| 035. | Hiking the Appalachian Trail | |
| 036. | Hillary Clinton | |
| 037. | History of Anime | |
| 038. | The History of Halloween | |
| 039. | How Sound Works | |
| 040. | How to Build a Greenhouse | |
| 041. | Hubble An Out-of-This-World Telescope | |
| 042. | The Inuit Northern Living | |
| 043. | The Jr. Iditarod | |
| 044. | Jupiter's Secrets Revealed | |
| 045. | Kenya | |
| 046. | Life Cycles | |
| 047. | Magnificent Meatball Maker | |
| 048. | Maria Tallchief Prima Ballerina | |
| 049. | Meteors and Meteorites | |
| 050. | Microbes Friend or Foe | |
| 051. | The Mighty Saguaro Cactus | |
| 052. | More Valuable Than Gold | |
| 053. | Morocco | |
| U序号 | 文章名称 | 阅读时间 |
| 054. | Mystery in the Moonlight | |
| 055. | Noni's Newspaper | |
| 056. | The Outburst | |
| 057. | Page's School Report | |
| 058. | Pirate Ships and Flags | |
| 059. | Polar Regions of the Earth | |
| 060. | The Recess Revolt | |
| 061. | Robin Hood Wins the Sheriff's Golden Arrow | |
| 062. | Samson A Horse Story | |
| 063. | Say It With Pictures | |
| 064. | The Secret Service | |
| 065. | Seven Wonders You Can Visit | |
| 066. | The Stanley Cup Hockey's Greatest Prize | |
| 067. | The Sun, Earth, and Moon | |
| 068. | The Super School Bus System | |
| 069. | Tanya's Money Problem | |
| 070. | Teotihuacan | |
| 071. | The Thing in the Forest | |
| 072. | Thomas Edison | |
| 073. | The Treasure of El Dorado | |
| 074. | Tundra | |
| 075. | Underground Cities | |
| 076. | United Arab Emirates | |
| 077. | Veterans Day | |
| 078. | The Village | |
| 079. | Water Cities | |
| 080. | Weaving Around the World | |
| 081. | What Happens When You Flush | |
| 082. | Wildlife Rescue | |
| 083. | Wimbledon | |
| 084. | Yellow Brick Roadies | |
