河马君吃什么就会变成什么，例如吃个菠萝，身体就会变成菠萝；吃个苹果，身体就会变成苹果......每天大家都会猜河马君吃了什么。一年一度的惊吓节到了，河马君突然想跟大家开开玩笑，那天晚上大家都惊呆了，因为河马君变成了个地球......这是一本互动性强的原创绘本，通过河马君不断变化的形状，小读者可以参与其中，以达到对一些事物的认知。
Availability can change throughout the month based on the library's budget. You can still place a hold on the title, and your hold will be automatically filled as soon as the title is available again.
The OverDrive Read format of this ebook has professional narration that plays while you read in your browser. Learn more here.
Your session has expired. Please sign in again so you can continue to borrow titles and access your Loans, Wish list, and Holds pages.
If you're still having trouble, follow these steps to sign in.
Add a library card to your account to borrow titles, place holds, and add titles to your wish list.
Have a card? Add it now to start borrowing from the collection.
The library card you previously added can't be used to complete this action. Please add your card again, or add a different card. If you receive an error message, please contact your library for help.