神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-06 / 阅读(54) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-06 / 阅读(61) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-06 / 阅读(53) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-06 / 阅读(61) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-06 / 阅读(44) / 评论(0) 分类 神奇校车系列丛书

数学不仅仅是一堆逻辑和函数,它还可以很酷。数学家阿瑟-本杰明向我们展示了斐波纳契数列的隐含魅力,以及种种看起来很神奇的巧合(同时提醒你,数学也可以是激动人心的!)。

发表于:2018-12-09 / 阅读(148) / 评论(0) 分类 TED公开课:百字不如一数字

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-31 / 阅读(51) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-31 / 阅读(139) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-31 / 阅读(129) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-31 / 阅读(134) / 评论(0) 分类 神奇校车系列丛书

神奇校车带领孩子们进入浩瀚的科学领域,游梭于生物科学、地球科学、太空科学、气象学、古生物学等各门学科中。被纽约时报评为最新鲜有趣、最富有创意和想象力的科学启蒙方式。孩子

发表于:2018-12-31 / 阅读(129) / 评论(0) 分类 神奇校车系列丛书

Welcome back, came a soft, lovely voice. Jackopened his eyes. It was Morgan! They hadn't seen Morgan in a longtime. Morgan! cried Annie. She threw her arms around the enchantress. Jackjumped up and hugged Morgan, too. It's good to see you both, said

发表于:2019-02-03 / 阅读(72) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

The dogs were barking wildly at two smallcreatures playing in the moonlight. Polar bear babies! cried Annie. One roly-poly cub leaped onto the other. Then theyboth rolled through the snow. Hi, little bears! Annie called. The cubs jumped up and shook

发表于:2019-02-17 / 阅读(60) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack and Annie walked past the Frog Creek woodson their way home from the library. I miss Teddy, said Annie. Me, too, said Jack. He's a really smart dog, said Annie. 3Yeah, said Jack, and brave. And wise, said Annie. And funny, said Jack. And here! s

发表于:2019-02-17 / 阅读(100) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

The warm air burst with sound. Kah -ko! Eee-eee! Akkk-awkk! What's going on? said Jack. He and Annie looked out the window. The sky was lit by an orange glow as the sun wentdown. The tree house was in a tree by a stream at the edgeof a forest. . The

发表于:2019-02-17 / 阅读(90) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Tigers? said Annie. Cool. Jack read more: 7A wild tiger eats almost 5,000 pounds of fresh rawmeat a year. Oh, not so cool, said Annie. Jack went on: Tigers usually leave elephants alone. And likemany smaller cats, tigers often avoid wild dogs. What?

发表于:2019-02-17 / 阅读(103) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack opened his eyes. It was a stormy night. The rain tapped hard on hiswindow pane. Do you hear what the rain is saying? said a voice. Jack turned on his lamp. Annie stood in his doorway. She wore her rainponcho over her pajamas and held a flashligh

发表于:2019-02-17 / 阅读(108) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack stared at the name of the ship. You know what happened to the Manic, don'tyou? he said softly. Annie nodded. It hit an iceberg and sank, she said. But I don'tget it. I thought this ship was unsinkable.That's what people thought when the Titanic

发表于:2019-02-17 / 阅读(134) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Jack and Annie slipped through a door off the boatdeck. Teddy was at their heals. WOW breathed Annie. Arf Arf!Teddy barkedThey were at the top of the empty guard stairway. It was beautiful. It was made of dark glossy wood. Ahuge dome with lights hung

发表于:2019-02-17 / 阅读(141) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》

Annie led everyone down the hall to the stairs,away from the cold sea water. As she and Lucy helped William up the stairs, Jackand Teddy followed. Halfway up the staircase, Teddy let out a yelp. Jack looked back. The water was creeping up the stairs,

发表于:2019-02-17 / 阅读(127) / 评论(0) 分类 汪培珽儿童英文分级书单《神奇树屋》