The Great Plant Escape
This attractive site is designed to introduce pupils to plant science and increase their understanding of how foods grow. It could be helpful for Science SATs preparation.
Spelling Bee
The spelling activities on this US site are for children aged 5 in September (Grade 1) up to age 17 in September (Grade 10). The primary age activities are good exercises for KS1 and KS2 spelling SATs in England as they follow a similar format.