Khan Academy
Project: Build-a-House
Start with a basic house created in JavaScript code and practice programming with loops as you add rows of windows, grass, flowers, or trees. How about some apples growing in the trees? You get the idea. Your coding students can let...
CK-12 Foundation
Seasonal Changes in Plants: Leaf Pigment
Leaves fall off the tree in the autumn, but why do they change colors? The interactive covers the role of chlorophyll and photosynthesis. It also explains both carotenoids and anthocyanins.