Nature’s Light Show
Look at all the fireflies. It’s a light show in … read more
Look at all the fireflies. It’s a light show in … read more
Corals are tiny, colorful animals. Corals grow and divide. This makes … read more
A laser is a thin beam of light. People use lasers … read more
Look outside. Is it sunny? Is it rainy? Weather changes. … read more
Look at the mother duck. She is taking care of … read more
An inventor thinks of new things to make. Look around … read more
March 19 is the first day of spring. Many changes … read more
What is a heart? It isn’t just a shape. A … read more
How do animals survive in the winter? It is hard … read more
Temperature is how hot or cold something is. Temperature can … read more
© 2024 McGraw-Hill Education. All Rights Reserved.