Addition, subtraction, multiplication, and division. Start with a model, try a strategy, and show your thinking. Try three complete free sample lessons. A paid adult account opens all teaching guides, printable PDFs, and learning tools.
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Bridging through ten. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Count-up subtraction. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Fact families. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Flexible subtraction. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Equal groups. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Arrays. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Doubling. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Groups of five and ten. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Distributive strategy. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Repeated doubling. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
One group less than ten. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.
Flexible multiplication. Explore a hands-on model and a worked example, then try eight practice facts. Build understanding before asking for independent recall.